90809354

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{10691}}^1$

素因数の和:10861

約数の個数: 16

約数和(自身を含む): 141647616

約数和(自身を除く): 50838262

約数列:

[1, 2, 31, 62, 137, 274, 4247, 8494, 10691, 21382, 331421, 662842, 1464667, 2929334, 45404677, 90809354]

約数ペア:

[(1, 90809354), (2, 45404677), (31, 2929334), (62, 1464667), (137, 662842), (274, 331421), (4247, 21382), (8494, 10691)]