220528071

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20101}}^1$

素因数の和:20183

約数の個数: 24

約数和(自身を含む): 338678496

約数和(自身を除く): 118150425

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 20101, 60303, 180909, 462323, 1065353, 1386969, 3196059, 4160907, 9588177, 24503119, 73509357, 220528071]

約数ペア:

[(1, 220528071), (3, 73509357), (9, 24503119), (23, 9588177), (53, 4160907), (69, 3196059), (159, 1386969), (207, 1065353), (477, 462323), (1219, 180909), (3657, 60303), (10971, 20101)]