140291216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11057}}^1$

素因数の和:11139

約数の個数: 40

約数和(自身を含む): 297548664

約数和(自身を除く): 157257448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 11057, 12688, 22114, 44228, 88456, 143741, 176912, 287482, 574964, 674477, 1149928, 1348954, 2299856, 2697908, 5395816, 8768201, 10791632, 17536402, 35072804, 70145608, 140291216]

約数ペア:

[(1, 140291216), (2, 70145608), (4, 35072804), (8, 17536402), (13, 10791632), (16, 8768201), (26, 5395816), (52, 2697908), (61, 2299856), (104, 1348954), (122, 1149928), (208, 674477), (244, 574964), (488, 287482), (793, 176912), (976, 143741), (1586, 88456), (3172, 44228), (6344, 22114), (11057, 12688)]