317892505

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 444787200

約数和(自身を除く): 126894695

約数列:

[1, 5, 7, 35, 103, 109, 515, 545, 721, 763, 809, 3605, 3815, 4045, 5663, 11227, 28315, 56135, 78589, 83327, 88181, 392945, 416635, 440905, 583289, 617267, 2916445, 3086335, 9082643, 45413215, 63578501, 317892505]

約数ペア:

[(1, 317892505), (5, 63578501), (7, 45413215), (35, 9082643), (103, 3086335), (109, 2916445), (515, 617267), (545, 583289), (721, 440905), (763, 416635), (809, 392945), (3605, 88181), (3815, 83327), (4045, 78589), (5663, 56135), (11227, 28315)]