620685

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 1159704

約数和(自身を除く): 539019

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 1061, 3183, 5305, 9549, 13793, 15915, 41379, 47745, 68965, 124137, 206895, 620685]

約数ペア:

[(1, 620685), (3, 206895), (5, 124137), (9, 68965), (13, 47745), (15, 41379), (39, 15915), (45, 13793), (65, 9549), (117, 5305), (195, 3183), (585, 1061)]