249501872

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{143063}}^1$

素因数の和:143180

約数の個数: 20

約数和(自身を含む): 487848240

約数和(自身を除く): 238346368

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 143063, 286126, 572252, 1144504, 2289008, 15593867, 31187734, 62375468, 124750936, 249501872]

約数ペア:

[(1, 249501872), (2, 124750936), (4, 62375468), (8, 31187734), (16, 15593867), (109, 2289008), (218, 1144504), (436, 572252), (872, 286126), (1744, 143063)]