399353669

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{121421}}^1$

素因数の和:121468

約数の個数: 16

約数和(自身を含む): 489573504

約数和(自身を除く): 90219835

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 121421, 1335631, 1578473, 2792683, 17363203, 30719513, 36304879, 399353669]

約数ペア:

[(1, 399353669), (11, 36304879), (13, 30719513), (23, 17363203), (143, 2792683), (253, 1578473), (299, 1335631), (3289, 121421)]