31151223

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{727}}^1$

素因数の和:785

約数の個数: 30

約数和(自身を含む): 48712664

約数和(自身を除く): 17561441

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 529, 621, 727, 1587, 1863, 2181, 4761, 6543, 14283, 16721, 19629, 42849, 50163, 58887, 150489, 384583, 451467, 1153749, 1354401, 3461247, 10383741, 31151223]

約数ペア:

[(1, 31151223), (3, 10383741), (9, 3461247), (23, 1354401), (27, 1153749), (69, 451467), (81, 384583), (207, 150489), (529, 58887), (621, 50163), (727, 42849), (1587, 19629), (1863, 16721), (2181, 14283), (4761, 6543)]