139910576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11027}}^1$

素因数の和:11109

約数の個数: 40

約数和(自身を含む): 296741424

約数和(自身を除く): 156830848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 11027, 12688, 22054, 44108, 88216, 143351, 176432, 286702, 573404, 672647, 1146808, 1345294, 2293616, 2690588, 5381176, 8744411, 10762352, 17488822, 34977644, 69955288, 139910576]

約数ペア:

[(1, 139910576), (2, 69955288), (4, 34977644), (8, 17488822), (13, 10762352), (16, 8744411), (26, 5381176), (52, 2690588), (61, 2293616), (104, 1345294), (122, 1146808), (208, 672647), (244, 573404), (488, 286702), (793, 176432), (976, 143351), (1586, 88216), (3172, 44108), (6344, 22054), (11027, 12688)]