40458566

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{991}}^1$

素因数の和:1279

約数の個数: 16

約数和(自身を含む): 61603200

約数和(自身を除く): 21144634

約数列:

[1, 2, 137, 149, 274, 298, 991, 1982, 20413, 40826, 135767, 147659, 271534, 295318, 20229283, 40458566]

約数ペア:

[(1, 40458566), (2, 20229283), (137, 295318), (149, 271534), (274, 147659), (298, 135767), (991, 40826), (1982, 20413)]