289310553

素因数分解:

$3^2\times 7^3\times {\mathrm{93719}}^1$

素因数の和:93746

約数の個数: 24

約数和(自身を含む): 487344000

約数和(自身を除く): 198033447

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 93719, 281157, 656033, 843471, 1968099, 4592231, 5904297, 13776693, 32145617, 41330079, 96436851, 289310553]

約数ペア:

[(1, 289310553), (3, 96436851), (7, 41330079), (9, 32145617), (21, 13776693), (49, 5904297), (63, 4592231), (147, 1968099), (343, 843471), (441, 656033), (1029, 281157), (3087, 93719)]