146994021

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{16649}}^1$

素因数の和:16770

約数の個数: 20

約数和(自身を含む): 221611500

約数和(自身を除く): 74617479

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 16649, 49947, 149841, 449523, 1348569, 1814741, 5444223, 16332669, 48998007, 146994021]

約数ペア:

[(1, 146994021), (3, 48998007), (9, 16332669), (27, 5444223), (81, 1814741), (109, 1348569), (327, 449523), (981, 149841), (2943, 49947), (8829, 16649)]