16980613

素因数分解:

${\mathrm{13}}^3\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 16

約数和(自身を含む): 18849600

約数和(自身を除く): 1868987

約数列:

[1, 13, 59, 131, 169, 767, 1703, 2197, 7729, 9971, 22139, 100477, 129623, 287807, 1306201, 16980613]

約数ペア:

[(1, 16980613), (13, 1306201), (59, 287807), (131, 129623), (169, 100477), (767, 22139), (1703, 9971), (2197, 7729)]