251839354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1637}}^1$

素因数の和:1810

約数の個数: 32

約数和(自身を含む): 418004496

約数和(自身を除く): 166165142

約数列:

[1, 2, 13, 26, 61, 97, 122, 194, 793, 1261, 1586, 1637, 2522, 3274, 5917, 11834, 21281, 42562, 76921, 99857, 153842, 158789, 199714, 317578, 1298141, 2064257, 2596282, 4128514, 9686129, 19372258, 125919677, 251839354]

約数ペア:

[(1, 251839354), (2, 125919677), (13, 19372258), (26, 9686129), (61, 4128514), (97, 2596282), (122, 2064257), (194, 1298141), (793, 317578), (1261, 199714), (1586, 158789), (1637, 153842), (2522, 99857), (3274, 76921), (5917, 42562), (11834, 21281)]