78842547

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{26627}}^1$

素因数の和:26687

約数の個数: 24

約数和(自身を含む): 132926976

約数和(自身を除く): 54084429

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 26627, 79881, 186389, 239643, 559167, 1251469, 1677501, 3754407, 8760283, 11263221, 26280849, 78842547]

約数ペア:

[(1, 78842547), (3, 26280849), (7, 11263221), (9, 8760283), (21, 3754407), (47, 1677501), (63, 1251469), (141, 559167), (329, 239643), (423, 186389), (987, 79881), (2961, 26627)]