6687747

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 10790208

約数和(自身を除く): 4102461

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 1571, 4257, 4713, 14139, 17281, 51843, 67553, 155529, 202659, 607977, 743083, 2229249, 6687747]

約数ペア:

[(1, 6687747), (3, 2229249), (9, 743083), (11, 607977), (33, 202659), (43, 155529), (99, 67553), (129, 51843), (387, 17281), (473, 14139), (1419, 4713), (1571, 4257)]