31397301

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{3313}}^1$

素因数の和:3344

約数の個数: 28

約数和(自身を含む): 50710828

約数和(自身を除く): 19313527

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 3313, 9477, 9939, 29817, 43069, 89451, 129207, 268353, 387621, 805059, 1162863, 2415177, 3488589, 10465767, 31397301]

約数ペア:

[(1, 31397301), (3, 10465767), (9, 3488589), (13, 2415177), (27, 1162863), (39, 805059), (81, 387621), (117, 268353), (243, 129207), (351, 89451), (729, 43069), (1053, 29817), (3159, 9939), (3313, 9477)]