133406721

素因数分解:

$3^2\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{1723}}^1$

素因数の和:2965

約数の個数: 24

約数和(自身を含む): 220534080

約数和(自身を除く): 87127359

約数列:

[1, 3, 7, 9, 21, 63, 1229, 1723, 3687, 5169, 8603, 11061, 12061, 15507, 25809, 36183, 77427, 108549, 2117567, 6352701, 14822969, 19058103, 44468907, 133406721]

約数ペア:

[(1, 133406721), (3, 44468907), (7, 19058103), (9, 14822969), (21, 6352701), (63, 2117567), (1229, 108549), (1723, 77427), (3687, 36183), (5169, 25809), (8603, 15507), (11061, 12061)]