29420721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15641}}^1$

素因数の和:15677

約数の個数: 24

約数和(自身を含む): 48803040

約数和(自身を除く): 19382319

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 15641, 46923, 140769, 172051, 297179, 516153, 891537, 1548459, 2674611, 3268969, 9806907, 29420721]

約数ペア:

[(1, 29420721), (3, 9806907), (9, 3268969), (11, 2674611), (19, 1548459), (33, 891537), (57, 516153), (99, 297179), (171, 172051), (209, 140769), (627, 46923), (1881, 15641)]