2587986

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2357}}^1$

素因数の和:2426

約数の個数: 24

約数和(自身を含む): 5701644

約数和(自身を除く): 3113658

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 2357, 4714, 7071, 14142, 21213, 42426, 143777, 287554, 431331, 862662, 1293993, 2587986]

約数ペア:

[(1, 2587986), (2, 1293993), (3, 862662), (6, 431331), (9, 287554), (18, 143777), (61, 42426), (122, 21213), (183, 14142), (366, 7071), (549, 4714), (1098, 2357)]