261917292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239851}}^1$

素因数の和:239878

約数の個数: 48

約数和(自身を含む): 752175872

約数和(自身を除く): 490258580

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 239851, 479702, 719553, 959404, 1439106, 1678957, 2878212, 3118063, 3357914, 5036871, 6236126, 6715828, 9354189, 10073742, 12472252, 18708378, 20147484, 21826441, 37416756, 43652882, 65479323, 87305764, 130958646, 261917292]

約数ペア:

[(1, 261917292), (2, 130958646), (3, 87305764), (4, 65479323), (6, 43652882), (7, 37416756), (12, 21826441), (13, 20147484), (14, 18708378), (21, 12472252), (26, 10073742), (28, 9354189), (39, 6715828), (42, 6236126), (52, 5036871), (78, 3357914), (84, 3118063), (91, 2878212), (156, 1678957), (182, 1439106), (273, 959404), (364, 719553), (546, 479702), (1092, 239851)]