399021106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{121727}}^1$

素因数の和:121889

約数の個数: 16

約数和(自身を含む): 657331200

約数和(自身を除く): 258310094

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 121727, 243454, 1338997, 2677994, 18137323, 36274646, 199510553, 399021106]

約数ペア:

[(1, 399021106), (2, 199510553), (11, 36274646), (22, 18137323), (149, 2677994), (298, 1338997), (1639, 243454), (3278, 121727)]