628473294

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{811981}}^1$

素因数の和:812032

約数の個数: 24

約数和(自身を含む): 1393361112

約数和(自身を除く): 764887818

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 811981, 1623962, 2435943, 4871886, 7307829, 14615658, 34915183, 69830366, 104745549, 209491098, 314236647, 628473294]

約数ペア:

[(1, 628473294), (2, 314236647), (3, 209491098), (6, 104745549), (9, 69830366), (18, 34915183), (43, 14615658), (86, 7307829), (129, 4871886), (258, 2435943), (387, 1623962), (774, 811981)]