91578390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{70991}}^1$

素因数の和:71044

約数の個数: 32

約数和(自身を含む): 224902656

約数和(自身を除く): 133324266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 70991, 141982, 212973, 354955, 425946, 709910, 1064865, 2129730, 3052613, 6105226, 9157839, 15263065, 18315678, 30526130, 45789195, 91578390]

約数ペア:

[(1, 91578390), (2, 45789195), (3, 30526130), (5, 18315678), (6, 15263065), (10, 9157839), (15, 6105226), (30, 3052613), (43, 2129730), (86, 1064865), (129, 709910), (215, 425946), (258, 354955), (430, 212973), (645, 141982), (1290, 70991)]