143219891

素因数分解:

${\mathrm{19}}^2\times {\mathrm{617}}^1\times {\mathrm{643}}^1$

素因数の和:1298

約数の個数: 12

約数和(自身を含む): 151634952

約数和(自身を除く): 8415061

約数列:

[1, 19, 361, 617, 643, 11723, 12217, 222737, 232123, 396731, 7537889, 143219891]

約数ペア:

[(1, 143219891), (19, 7537889), (361, 396731), (617, 232123), (643, 222737), (11723, 12217)]