258690532

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{821}}^1\times {\mathrm{2129}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 465728760

約数和(自身を除く): 207038228

約数列:

[1, 2, 4, 37, 74, 148, 821, 1642, 2129, 3284, 4258, 8516, 30377, 60754, 78773, 121508, 157546, 315092, 1747909, 3495818, 6991636, 64672633, 129345266, 258690532]

約数ペア:

[(1, 258690532), (2, 129345266), (4, 64672633), (37, 6991636), (74, 3495818), (148, 1747909), (821, 315092), (1642, 157546), (2129, 121508), (3284, 78773), (4258, 60754), (8516, 30377)]