12957189

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 20563200

約数和(自身を除く): 7606011

約数列:

[1, 3, 7, 21, 41, 101, 123, 149, 287, 303, 447, 707, 861, 1043, 2121, 3129, 4141, 6109, 12423, 15049, 18327, 28987, 42763, 45147, 86961, 105343, 128289, 316029, 617009, 1851027, 4319063, 12957189]

約数ペア:

[(1, 12957189), (3, 4319063), (7, 1851027), (21, 617009), (41, 316029), (101, 128289), (123, 105343), (149, 86961), (287, 45147), (303, 42763), (447, 28987), (707, 18327), (861, 15049), (1043, 12423), (2121, 6109), (3129, 4141)]