245859145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{809}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 356140800

約数和(自身を除く): 110281655

約数列:

[1, 5, 7, 19, 35, 95, 133, 457, 665, 809, 2285, 3199, 4045, 5663, 8683, 15371, 15995, 28315, 43415, 60781, 76855, 107597, 303905, 369713, 537985, 1848565, 2587991, 7024547, 12939955, 35122735, 49171829, 245859145]

約数ペア:

[(1, 245859145), (5, 49171829), (7, 35122735), (19, 12939955), (35, 7024547), (95, 2587991), (133, 1848565), (457, 537985), (665, 369713), (809, 303905), (2285, 107597), (3199, 76855), (4045, 60781), (5663, 43415), (8683, 28315), (15371, 15995)]