68589981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1901}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 104838240

約数和(自身を除く): 36248259

約数列:

[1, 3, 9, 19, 57, 171, 211, 633, 1899, 1901, 4009, 5703, 12027, 17109, 36081, 36119, 108357, 325071, 401111, 1203333, 3609999, 7621109, 22863327, 68589981]

約数ペア:

[(1, 68589981), (3, 22863327), (9, 7621109), (19, 3609999), (57, 1203333), (171, 401111), (211, 325071), (633, 108357), (1899, 36119), (1901, 36081), (4009, 17109), (5703, 12027)]