80440419

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{1039}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 108725760

約数和(自身を除く): 28285341

約数列:

[1, 3, 131, 197, 393, 591, 1039, 3117, 25807, 77421, 136109, 204683, 408327, 614049, 26813473, 80440419]

約数ペア:

[(1, 80440419), (3, 26813473), (131, 614049), (197, 408327), (393, 204683), (591, 136109), (1039, 77421), (3117, 25807)]