399856006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2129}}^1\times {\mathrm{8537}}^1$

素因数の和:10679

約数の個数: 16

約数和(自身を含む): 654693840

約数和(自身を除く): 254837834

約数列:

[1, 2, 11, 22, 2129, 4258, 8537, 17074, 23419, 46838, 93907, 187814, 18175273, 36350546, 199928003, 399856006]

約数ペア:

[(1, 399856006), (2, 199928003), (11, 36350546), (22, 18175273), (2129, 187814), (4258, 93907), (8537, 46838), (17074, 23419)]