1247403905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{4639}}^1\times {\mathrm{4889}}^1$

素因数の和:9544

約数の個数: 16

約数和(自身を含む): 1633651200

約数和(自身を除く): 386247295

約数列:

[1, 5, 11, 55, 4639, 4889, 23195, 24445, 51029, 53779, 255145, 268895, 22680071, 113400355, 249480781, 1247403905]

約数ペア:

[(1, 1247403905), (5, 249480781), (11, 113400355), (55, 22680071), (4639, 268895), (4889, 255145), (23195, 53779), (24445, 51029)]