220171461

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1\times {\mathrm{991}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 297123840

約数和(自身を除く): 76952379

約数列:

[1, 3, 103, 309, 719, 991, 2157, 2973, 74057, 102073, 222171, 306219, 712529, 2137587, 73390487, 220171461]

約数ペア:

[(1, 220171461), (3, 73390487), (103, 2137587), (309, 712529), (719, 306219), (991, 222171), (2157, 102073), (2973, 74057)]