31212690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3389}}^1$

素因数の和:3706

約数の個数: 32

約数和(自身を含む): 75176640

約数和(自身を除く): 43963950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 307, 614, 921, 1535, 1842, 3070, 3389, 4605, 6778, 9210, 10167, 16945, 20334, 33890, 50835, 101670, 1040423, 2080846, 3121269, 5202115, 6242538, 10404230, 15606345, 31212690]

約数ペア:

[(1, 31212690), (2, 15606345), (3, 10404230), (5, 6242538), (6, 5202115), (10, 3121269), (15, 2080846), (30, 1040423), (307, 101670), (614, 50835), (921, 33890), (1535, 20334), (1842, 16945), (3070, 10167), (3389, 9210), (4605, 6778)]