29780217

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{3373}}^1$

素因数の和:3494

約数の個数: 20

約数和(自身を含む): 44907940

約数和(自身を除く): 15127723

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 3373, 8829, 10119, 30357, 91071, 273213, 367657, 1102971, 3308913, 9926739, 29780217]

約数ペア:

[(1, 29780217), (3, 9926739), (9, 3308913), (27, 1102971), (81, 367657), (109, 273213), (327, 91071), (981, 30357), (2943, 10119), (3373, 8829)]