215944846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 48

約数和(自身を含む): 383725440

約数和(自身を除く): 167780594

約数列:

[1, 2, 13, 17, 26, 29, 34, 58, 221, 289, 377, 442, 493, 578, 754, 986, 991, 1982, 3757, 6409, 7514, 8381, 12818, 12883, 16762, 16847, 25766, 28739, 33694, 57478, 108953, 217906, 219011, 286399, 373607, 438022, 488563, 572798, 747214, 977126, 3723187, 6351319, 7446374, 8305571, 12702638, 16611142, 107972423, 215944846]

約数ペア:

[(1, 215944846), (2, 107972423), (13, 16611142), (17, 12702638), (26, 8305571), (29, 7446374), (34, 6351319), (58, 3723187), (221, 977126), (289, 747214), (377, 572798), (442, 488563), (493, 438022), (578, 373607), (754, 286399), (986, 219011), (991, 217906), (1982, 108953), (3757, 57478), (6409, 33694), (7514, 28739), (8381, 25766), (12818, 16847), (12883, 16762)]