257922238

素因数分解:

$2^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{65099}}^1$

素因数の和:65391

約数の個数: 16

約数和(自身を含む): 443721600

約数和(自身を除く): 185799362

約数列:

[1, 2, 7, 14, 283, 566, 1981, 3962, 65099, 130198, 455693, 911386, 18423017, 36846034, 128961119, 257922238]

約数ペア:

[(1, 257922238), (2, 128961119), (7, 36846034), (14, 18423017), (283, 911386), (566, 455693), (1981, 130198), (3962, 65099)]