249988448

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{71671}}^1$

素因数の和:71790

約数の個数: 24

約数和(自身を含む): 496686960

約数和(自身を除く): 246698512

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 71671, 143342, 286684, 573368, 1146736, 2293472, 7812139, 15624278, 31248556, 62497112, 124994224, 249988448]

約数ペア:

[(1, 249988448), (2, 124994224), (4, 62497112), (8, 31248556), (16, 15624278), (32, 7812139), (109, 2293472), (218, 1146736), (436, 573368), (872, 286684), (1744, 143342), (3488, 71671)]