405996621

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{42331}}^1$

素因数の和:42496

約数の個数: 16

約数和(自身を含む): 568942080

約数和(自身を除く): 162945459

約数列:

[1, 3, 23, 69, 139, 417, 3197, 9591, 42331, 126993, 973613, 2920839, 5884009, 17652027, 135332207, 405996621]

約数ペア:

[(1, 405996621), (3, 135332207), (23, 17652027), (69, 5884009), (139, 2920839), (417, 973613), (3197, 126993), (9591, 42331)]