31686627

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^2\times {\mathrm{127}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 49115136

約数和(自身を除く): 17428509

約数列:

[1, 3, 7, 21, 109, 127, 327, 381, 763, 889, 2289, 2667, 11881, 13843, 35643, 41529, 83167, 96901, 249501, 290703, 1508887, 4526661, 10562209, 31686627]

約数ペア:

[(1, 31686627), (3, 10562209), (7, 4526661), (21, 1508887), (109, 290703), (127, 249501), (327, 96901), (381, 83167), (763, 41529), (889, 35643), (2289, 13843), (2667, 11881)]