400012701

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{81353}}^1$

素因数の和:81516

約数の個数: 16

約数和(自身を含む): 585748800

約数和(自身を除く): 185736099

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 81353, 244059, 894883, 2684649, 12121597, 36364791, 133337567, 400012701]

約数ペア:

[(1, 400012701), (3, 133337567), (11, 36364791), (33, 12121597), (149, 2684649), (447, 894883), (1639, 244059), (4917, 81353)]