31887801

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18947}}^1$

素因数の和:18981

約数の個数: 24

約数和(自身を含む): 53205984

約数和(自身を除く): 21318183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 18947, 56841, 170523, 208417, 322099, 625251, 966297, 1875753, 2898891, 3543089, 10629267, 31887801]

約数ペア:

[(1, 31887801), (3, 10629267), (9, 3543089), (11, 2898891), (17, 1875753), (33, 966297), (51, 625251), (99, 322099), (153, 208417), (187, 170523), (561, 56841), (1683, 18947)]