229691384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{15889}}^1$

素因数の和:16047

約数の個数: 32

約数和(自身を含む): 467166000

約数和(自身を除く): 237474616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 278, 556, 1112, 1807, 3614, 7228, 14456, 15889, 31778, 63556, 127112, 206557, 413114, 826228, 1652456, 2208571, 4417142, 8834284, 17668568, 28711423, 57422846, 114845692, 229691384]

約数ペア:

[(1, 229691384), (2, 114845692), (4, 57422846), (8, 28711423), (13, 17668568), (26, 8834284), (52, 4417142), (104, 2208571), (139, 1652456), (278, 826228), (556, 413114), (1112, 206557), (1807, 127112), (3614, 63556), (7228, 31778), (14456, 15889)]