664200315

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{81547}}^1$

素因数の和:81739

約数の個数: 24

約数和(自身を含む): 1157655408

約数和(自身を除く): 493455093

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 8145, 81547, 244641, 407735, 733923, 1223205, 3669615, 14760007, 44280021, 73800035, 132840063, 221400105, 664200315]

約数ペア:

[(1, 664200315), (3, 221400105), (5, 132840063), (9, 73800035), (15, 44280021), (45, 14760007), (181, 3669615), (543, 1223205), (905, 733923), (1629, 407735), (2715, 244641), (8145, 81547)]