21982180147185

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{18043}}^1$

素因数の和:18467

約数の個数: 128

約数和(自身を含む): 36877247447040

約数和(自身を除く): 14895067299855

約数列:

[1, 3, 5, 15, 43, 107, 127, 129, 139, 215, 321, 381, 417, 535, 635, 645, 695, 1605, 1905, 2085, 4601, 5461, 5977, 13589, 13803, 14873, 16383, 17653, 17931, 18043, 23005, 27305, 29885, 40767, 44619, 52959, 54129, 67945, 69015, 74365, 81915, 88265, 89655, 90215, 203835, 223095, 264795, 270645, 584327, 639539, 759079, 775849, 1752981, 1888871, 1918617, 1930601, 2277237, 2291461, 2327547, 2507977, 2921635, 3197695, 3795395, 3879245, 5666613, 5791803, 6874383, 7523931, 8764905, 9444355, 9593085, 9653005, 11386185, 11457305, 11637735, 12539885, 28333065, 28959015, 34371915, 37619655, 81221453, 83015843, 98532823, 107843011, 243664359, 245186327, 249047529, 268353539, 295598469, 318513079, 323529033, 406107265, 415079215, 492664115, 539215055, 735558981, 805060617, 955539237, 1218321795, 1225931635, 1245237645, 1341767695, 1477992345, 1592565395, 1617645165, 3677794905, 4025303085, 4777696185, 10543012061, 11539202177, 13696062397, 31629036183, 34080899453, 34617606531, 41088187191, 52715060305, 57696010885, 68480311985, 102242698359, 158145180915, 170404497265, 173088032655, 205440935955, 511213491795, 1465478676479, 4396436029437, 7327393382395, 21982180147185]

約数ペア:

[(1, 21982180147185), (3, 7327393382395), (5, 4396436029437), (15, 1465478676479), (43, 511213491795), (107, 205440935955), (127, 173088032655), (129, 170404497265), (139, 158145180915), (215, 102242698359), (321, 68480311985), (381, 57696010885), (417, 52715060305), (535, 41088187191), (635, 34617606531), (645, 34080899453), (695, 31629036183), (1605, 13696062397), (1905, 11539202177), (2085, 10543012061), (4601, 4777696185), (5461, 4025303085), (5977, 3677794905), (13589, 1617645165), (13803, 1592565395), (14873, 1477992345), (16383, 1341767695), (17653, 1245237645), (17931, 1225931635), (18043, 1218321795), (23005, 955539237), (27305, 805060617), (29885, 735558981), (40767, 539215055), (44619, 492664115), (52959, 415079215), (54129, 406107265), (67945, 323529033), (69015, 318513079), (74365, 295598469), (81915, 268353539), (88265, 249047529), (89655, 245186327), (90215, 243664359), (203835, 107843011), (223095, 98532823), (264795, 83015843), (270645, 81221453), (584327, 37619655), (639539, 34371915), (759079, 28959015), (775849, 28333065), (1752981, 12539885), (1888871, 11637735), (1918617, 11457305), (1930601, 11386185), (2277237, 9653005), (2291461, 9593085), (2327547, 9444355), (2507977, 8764905), (2921635, 7523931), (3197695, 6874383), (3795395, 5791803), (3879245, 5666613)]