129717

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 224640

約数和(自身を除く): 94923

約数列:

[1, 3, 7, 9, 21, 29, 63, 71, 87, 203, 213, 261, 497, 609, 639, 1491, 1827, 2059, 4473, 6177, 14413, 18531, 43239, 129717]

約数ペア:

[(1, 129717), (3, 43239), (7, 18531), (9, 14413), (21, 6177), (29, 4473), (63, 2059), (71, 1827), (87, 1491), (203, 639), (213, 609), (261, 497)]