30987842

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{1627}}^1$

素因数の和:1825

約数の個数: 16

約数和(自身を含む): 47472480

約数和(自身を除く): 16484638

約数列:

[1, 2, 89, 107, 178, 214, 1627, 3254, 9523, 19046, 144803, 174089, 289606, 348178, 15493921, 30987842]

約数ペア:

[(1, 30987842), (2, 15493921), (89, 348178), (107, 289606), (178, 174089), (214, 144803), (1627, 19046), (3254, 9523)]