80208981

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 126385920

約数和(自身を除く): 46176939

約数列:

[1, 3, 9, 23, 27, 53, 69, 159, 207, 477, 621, 1219, 1431, 2437, 3657, 7311, 10971, 21933, 32913, 56051, 65799, 129161, 168153, 387483, 504459, 1162449, 1513377, 2970703, 3487347, 8912109, 26736327, 80208981]

約数ペア:

[(1, 80208981), (3, 26736327), (9, 8912109), (23, 3487347), (27, 2970703), (53, 1513377), (69, 1162449), (159, 504459), (207, 387483), (477, 168153), (621, 129161), (1219, 65799), (1431, 56051), (2437, 32913), (3657, 21933), (7311, 10971)]