39945231

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{2953}}^1$

素因数の和:3132

約数の個数: 20

約数和(自身を含む): 60048912

約数和(自身を除く): 20103681

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 2953, 4509, 8859, 13527, 26577, 79731, 239193, 493151, 1479453, 4438359, 13315077, 39945231]

約数ペア:

[(1, 39945231), (3, 13315077), (9, 4438359), (27, 1479453), (81, 493151), (167, 239193), (501, 79731), (1503, 26577), (2953, 13527), (4509, 8859)]