198542270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{279637}}^1$

素因数の和:279715

約数の個数: 16

約数和(自身を含む): 362410848

約数和(自身を除く): 163868578

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 279637, 559274, 1398185, 2796370, 19854227, 39708454, 99271135, 198542270]

約数ペア:

[(1, 198542270), (2, 99271135), (5, 39708454), (10, 19854227), (71, 2796370), (142, 1398185), (355, 559274), (710, 279637)]