218090209

素因数分解:

${\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 231404544

約数和(自身を除く): 13314335

約数列:

[1, 23, 101, 223, 421, 2323, 5129, 9683, 22523, 42521, 93883, 518029, 977983, 2159309, 9482183, 218090209]

約数ペア:

[(1, 218090209), (23, 9482183), (101, 2159309), (223, 977983), (421, 518029), (2323, 93883), (5129, 42521), (9683, 22523)]