17490879

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12071}}^1$

素因数の和:12107

約数の個数: 24

約数和(自身を含む): 30131712

約数和(自身を除く): 12640833

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 12071, 36213, 84497, 108639, 253491, 277633, 760473, 832899, 1943431, 2498697, 5830293, 17490879]

約数ペア:

[(1, 17490879), (3, 5830293), (7, 2498697), (9, 1943431), (21, 832899), (23, 760473), (63, 277633), (69, 253491), (161, 108639), (207, 84497), (483, 36213), (1449, 12071)]