27780051

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 40479600

約数和(自身を除く): 12699549

約数列:

[1, 3, 13, 39, 157, 169, 349, 471, 507, 1047, 2041, 4537, 6123, 13611, 26533, 54793, 58981, 79599, 164379, 176943, 712309, 2136927, 9260017, 27780051]

約数ペア:

[(1, 27780051), (3, 9260017), (13, 2136927), (39, 712309), (157, 176943), (169, 164379), (349, 79599), (471, 58981), (507, 54793), (1047, 26533), (2041, 13611), (4537, 6123)]