638093241

素因数分解:

$3^3\times {\mathrm{2137}}^1\times {\mathrm{11059}}^1$

素因数の和:13205

約数の個数: 16

約数和(自身を含む): 945851200

約数和(自身を除く): 307757959

約数列:

[1, 3, 9, 27, 2137, 6411, 11059, 19233, 33177, 57699, 99531, 298593, 23633083, 70899249, 212697747, 638093241]

約数ペア:

[(1, 638093241), (3, 212697747), (9, 70899249), (27, 23633083), (2137, 298593), (6411, 99531), (11059, 57699), (19233, 33177)]