31230479

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 39989376

約数和(自身を除く): 8758897

約数列:

[1, 7, 17, 37, 41, 119, 173, 259, 287, 629, 697, 1211, 1517, 2941, 4403, 4879, 6401, 7093, 10619, 20587, 25789, 44807, 49651, 108817, 120581, 180523, 262441, 761719, 844067, 1837087, 4461497, 31230479]

約数ペア:

[(1, 31230479), (7, 4461497), (17, 1837087), (37, 844067), (41, 761719), (119, 262441), (173, 180523), (259, 120581), (287, 108817), (629, 49651), (697, 44807), (1211, 25789), (1517, 20587), (2941, 10619), (4403, 7093), (4879, 6401)]