2981329

素因数分解:

${\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 16

約数和(自身を含む): 3427200

約数和(自身を除く): 445871

約数列:

[1, 13, 23, 59, 169, 299, 767, 1357, 2197, 3887, 9971, 17641, 50531, 129623, 229333, 2981329]

約数ペア:

[(1, 2981329), (13, 229333), (23, 129623), (59, 50531), (169, 17641), (299, 9971), (767, 3887), (1357, 2197)]