31866741

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 47842080

約数和(自身を除く): 15975339

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 603, 1229, 2881, 3687, 8643, 11061, 25929, 52847, 82343, 158541, 247029, 475623, 741087, 3540749, 10622247, 31866741]

約数ペア:

[(1, 31866741), (3, 10622247), (9, 3540749), (43, 741087), (67, 475623), (129, 247029), (201, 158541), (387, 82343), (603, 52847), (1229, 25929), (2881, 11061), (3687, 8643)]