159417639

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{15497}}^1$

素因数の和:15636

約数の個数: 20

約数和(自身を含む): 240033024

約数和(自身を除く): 80615385

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 10287, 15497, 46491, 139473, 418419, 1255257, 1968119, 5904357, 17713071, 53139213, 159417639]

約数ペア:

[(1, 159417639), (3, 53139213), (9, 17713071), (27, 5904357), (81, 1968119), (127, 1255257), (381, 418419), (1143, 139473), (3429, 46491), (10287, 15497)]