268553205

素因数分解:

$3^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2423}}^1$

素因数の和:3258

約数の個数: 32

約数和(自身を含む): 478206720

約数和(自身を除く): 209653515

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 821, 2423, 2463, 4105, 7269, 7389, 12115, 12315, 21807, 22167, 36345, 36945, 65421, 109035, 110835, 327105, 1989283, 5967849, 9946415, 17903547, 29839245, 53710641, 89517735, 268553205]

約数ペア:

[(1, 268553205), (3, 89517735), (5, 53710641), (9, 29839245), (15, 17903547), (27, 9946415), (45, 5967849), (135, 1989283), (821, 327105), (2423, 110835), (2463, 109035), (4105, 65421), (7269, 36945), (7389, 36345), (12115, 22167), (12315, 21807)]