8999001

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5347}}^1$

素因数の和:5381

約数の個数: 24

約数和(自身を含む): 15017184

約数和(自身を除く): 6018183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 5347, 16041, 48123, 58817, 90899, 176451, 272697, 529353, 818091, 999889, 2999667, 8999001]

約数ペア:

[(1, 8999001), (3, 2999667), (9, 999889), (11, 818091), (17, 529353), (33, 272697), (51, 176451), (99, 90899), (153, 58817), (187, 48123), (561, 16041), (1683, 5347)]