1998889505415

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9546479}}^1$

素因数の和:9546554

約数の個数: 80

約数和(自身を含む): 3992108820480

約数和(自身を除く): 1993219315065

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 47, 55, 81, 99, 135, 141, 165, 235, 297, 405, 423, 495, 517, 705, 891, 1269, 1485, 1551, 2115, 2585, 3807, 4455, 4653, 6345, 7755, 13959, 19035, 23265, 41877, 69795, 209385, 9546479, 28639437, 47732395, 85918311, 105011269, 143197185, 257754933, 315033807, 429591555, 448684513, 525056345, 773264799, 945101421, 1288774665, 1346053539, 1575169035, 2243422565, 2835304263, 3866323995, 4038160617, 4725507105, 4935529643, 6730267695, 8505912789, 12114481851, 14176521315, 14806588929, 20190803085, 24677648215, 36343445553, 42529563945, 44419766787, 60572409255, 74032944645, 133259300361, 181717227765, 222098833935, 399777901083, 666296501805, 1998889505415]

約数ペア:

[(1, 1998889505415), (3, 666296501805), (5, 399777901083), (9, 222098833935), (11, 181717227765), (15, 133259300361), (27, 74032944645), (33, 60572409255), (45, 44419766787), (47, 42529563945), (55, 36343445553), (81, 24677648215), (99, 20190803085), (135, 14806588929), (141, 14176521315), (165, 12114481851), (235, 8505912789), (297, 6730267695), (405, 4935529643), (423, 4725507105), (495, 4038160617), (517, 3866323995), (705, 2835304263), (891, 2243422565), (1269, 1575169035), (1485, 1346053539), (1551, 1288774665), (2115, 945101421), (2585, 773264799), (3807, 525056345), (4455, 448684513), (4653, 429591555), (6345, 315033807), (7755, 257754933), (13959, 143197185), (19035, 105011269), (23265, 85918311), (41877, 47732395), (69795, 28639437), (209385, 9546479)]