399642

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1597

約数の個数: 16

約数和(自身を含む): 818400

約数和(自身を除く): 418758

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1549, 3098, 4647, 9294, 66607, 133214, 199821, 399642]

約数ペア:

[(1, 399642), (2, 199821), (3, 133214), (6, 66607), (43, 9294), (86, 4647), (129, 3098), (258, 1549)]