13193789

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{509}}^1$

素因数の和:569

約数の個数: 18

約数和(自身を含む): 16075710

約数和(自身を除く): 2881921

約数列:

[1, 7, 23, 49, 161, 509, 529, 1127, 3563, 3703, 11707, 24941, 25921, 81949, 269261, 573643, 1884827, 13193789]

約数ペア:

[(1, 13193789), (7, 1884827), (23, 573643), (49, 269261), (161, 81949), (509, 25921), (529, 24941), (1127, 11707), (3563, 3703)]