81516734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4289}}^1$

素因数の和:4364

約数の個数: 32

約数和(自身を含む): 142702560

約数和(自身を除く): 61185826

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 731, 1118, 1462, 4289, 8578, 9503, 19006, 55757, 72913, 111514, 145826, 184427, 368854, 947869, 1895738, 2397551, 3135259, 4795102, 6270518, 40758367, 81516734]

約数ペア:

[(1, 81516734), (2, 40758367), (13, 6270518), (17, 4795102), (26, 3135259), (34, 2397551), (43, 1895738), (86, 947869), (221, 368854), (442, 184427), (559, 145826), (731, 111514), (1118, 72913), (1462, 55757), (4289, 19006), (8578, 9503)]