397464639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4703}}^1$

素因数の和:4927

約数の個数: 32

約数和(自身を含む): 625895424

約数和(自身を除く): 228430785

約数列:

[1, 3, 11, 13, 33, 39, 143, 197, 429, 591, 2167, 2561, 4703, 6501, 7683, 14109, 28171, 51733, 61139, 84513, 155199, 183417, 672529, 926491, 2017587, 2779473, 10191401, 12044383, 30574203, 36133149, 132488213, 397464639]

約数ペア:

[(1, 397464639), (3, 132488213), (11, 36133149), (13, 30574203), (33, 12044383), (39, 10191401), (143, 2779473), (197, 2017587), (429, 926491), (591, 672529), (2167, 183417), (2561, 155199), (4703, 84513), (6501, 61139), (7683, 51733), (14109, 28171)]