68999105

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{6869}}^1$

素因数の和:6929

約数の個数: 24

約数和(自身を含む): 98680680

約数和(自身を除く): 29681575

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 6869, 10045, 34345, 48083, 240415, 281629, 336581, 1408145, 1682905, 1971403, 9857015, 13799821, 68999105]

約数ペア:

[(1, 68999105), (5, 13799821), (7, 9857015), (35, 1971403), (41, 1682905), (49, 1408145), (205, 336581), (245, 281629), (287, 240415), (1435, 48083), (2009, 34345), (6869, 10045)]