328756869

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{111029}}^1$

素因数の和:111089

約数の個数: 24

約数和(自身を含む): 554261760

約数和(自身を除く): 225504891

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 111029, 333087, 777203, 999261, 2331609, 5218363, 6994827, 15655089, 36528541, 46965267, 109585623, 328756869]

約数ペア:

[(1, 328756869), (3, 109585623), (7, 46965267), (9, 36528541), (21, 15655089), (47, 6994827), (63, 5218363), (141, 2331609), (329, 999261), (423, 777203), (987, 333087), (2961, 111029)]