31509027

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{383}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 51240960

約数和(自身を除く): 19731933

約数列:

[1, 3, 9, 11, 27, 33, 99, 277, 297, 383, 831, 1149, 2493, 3047, 3447, 4213, 7479, 9141, 10341, 12639, 27423, 37917, 82269, 106091, 113751, 318273, 954819, 1167001, 2864457, 3501003, 10503009, 31509027]

約数ペア:

[(1, 31509027), (3, 10503009), (9, 3501003), (11, 2864457), (27, 1167001), (33, 954819), (99, 318273), (277, 113751), (297, 106091), (383, 82269), (831, 37917), (1149, 27423), (2493, 12639), (3047, 10341), (3447, 9141), (4213, 7479)]