201712021

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{15551}}^1$

素因数の和:15684

約数の個数: 16

約数和(自身を含む): 246343680

約数和(自身を除く): 44631659

約数列:

[1, 7, 17, 109, 119, 763, 1853, 12971, 15551, 108857, 264367, 1695059, 1850569, 11865413, 28816003, 201712021]

約数ペア:

[(1, 201712021), (7, 28816003), (17, 11865413), (109, 1850569), (119, 1695059), (763, 264367), (1853, 108857), (12971, 15551)]