219968428897

素因数分解:

$7^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1\times {\mathrm{497051}}^1$

素因数の和:497580

約数の個数: 16

約数和(自身を含む): 253472661504

約数和(自身を除く): 33504232607

約数列:

[1, 7, 191, 331, 1337, 2317, 63221, 442547, 497051, 3479357, 94936741, 164523881, 664557187, 1151667167, 31424061271, 219968428897]

約数ペア:

[(1, 219968428897), (7, 31424061271), (191, 1151667167), (331, 664557187), (1337, 164523881), (2317, 94936741), (63221, 3479357), (442547, 497051)]