21853711275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{4423}}^1$

素因数の和:4613

約数の個数: 96

約数和(自身を含む): 40524406272

約数和(自身を除く): 18670694997

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 113, 159, 165, 265, 275, 339, 565, 583, 795, 825, 1243, 1325, 1695, 1749, 2825, 2915, 3729, 3975, 4423, 5989, 6215, 8475, 8745, 13269, 14575, 17967, 18645, 22115, 29945, 31075, 43725, 48653, 65879, 66345, 89835, 93225, 110575, 145959, 149725, 197637, 234419, 243265, 329395, 331725, 449175, 499799, 703257, 729795, 988185, 1172095, 1216325, 1499397, 1646975, 2498995, 2578609, 3516285, 3648975, 4940925, 5497789, 5860475, 7496985, 7735827, 12494975, 12893045, 16493367, 17581425, 26489347, 27488945, 37484925, 38679135, 64465225, 79468041, 82466835, 132446735, 137444725, 193395675, 291382817, 397340205, 412334175, 662233675, 874148451, 1456914085, 1986701025, 4370742255, 7284570425, 21853711275]

約数ペア:

[(1, 21853711275), (3, 7284570425), (5, 4370742255), (11, 1986701025), (15, 1456914085), (25, 874148451), (33, 662233675), (53, 412334175), (55, 397340205), (75, 291382817), (113, 193395675), (159, 137444725), (165, 132446735), (265, 82466835), (275, 79468041), (339, 64465225), (565, 38679135), (583, 37484925), (795, 27488945), (825, 26489347), (1243, 17581425), (1325, 16493367), (1695, 12893045), (1749, 12494975), (2825, 7735827), (2915, 7496985), (3729, 5860475), (3975, 5497789), (4423, 4940925), (5989, 3648975), (6215, 3516285), (8475, 2578609), (8745, 2498995), (13269, 1646975), (14575, 1499397), (17967, 1216325), (18645, 1172095), (22115, 988185), (29945, 729795), (31075, 703257), (43725, 499799), (48653, 449175), (65879, 331725), (66345, 329395), (89835, 243265), (93225, 234419), (110575, 197637), (145959, 149725)]