139207838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2289

約数の個数: 48

約数和(自身を含む): 269519712

約数和(自身を除く): 130311874

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 121, 154, 242, 259, 407, 518, 814, 847, 1694, 2221, 2849, 4442, 4477, 5698, 8954, 15547, 24431, 31094, 31339, 48862, 62678, 82177, 164354, 171017, 268741, 342034, 537482, 575239, 903947, 1150478, 1807894, 1881187, 3762374, 6327629, 9943417, 12655258, 19886834, 69603919, 139207838]

約数ペア:

[(1, 139207838), (2, 69603919), (7, 19886834), (11, 12655258), (14, 9943417), (22, 6327629), (37, 3762374), (74, 1881187), (77, 1807894), (121, 1150478), (154, 903947), (242, 575239), (259, 537482), (407, 342034), (518, 268741), (814, 171017), (847, 164354), (1694, 82177), (2221, 62678), (2849, 48862), (4442, 31339), (4477, 31094), (5698, 24431), (8954, 15547)]