12952305

素因数分解:

$3^4\times 5^1\times {\mathrm{31981}}^1$

素因数の和:31998

約数の個数: 20

約数和(自身を含む): 23218932

約数和(自身を除く): 10266627

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31981, 95943, 159905, 287829, 479715, 863487, 1439145, 2590461, 4317435, 12952305]

約数ペア:

[(1, 12952305), (3, 4317435), (5, 2590461), (9, 1439145), (15, 863487), (27, 479715), (45, 287829), (81, 159905), (135, 95943), (405, 31981)]