80840559

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 118001664

約数和(自身を除く): 37161105

約数列:

[1, 3, 17, 43, 51, 129, 191, 193, 573, 579, 731, 2193, 3247, 3281, 8213, 8299, 9741, 9843, 24639, 24897, 36863, 110589, 139621, 141083, 418863, 423249, 626671, 1585109, 1880013, 4755327, 26946853, 80840559]

約数ペア:

[(1, 80840559), (3, 26946853), (17, 4755327), (43, 1880013), (51, 1585109), (129, 626671), (191, 423249), (193, 418863), (573, 141083), (579, 139621), (731, 110589), (2193, 36863), (3247, 24897), (3281, 24639), (8213, 9843), (8299, 9741)]