40073817

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2081}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 62659872

約数和(自身を除く): 22586055

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2081, 2751, 6243, 6419, 14567, 19257, 43701, 101969, 272611, 305907, 817833, 1908277, 5724831, 13357939, 40073817]

約数ペア:

[(1, 40073817), (3, 13357939), (7, 5724831), (21, 1908277), (49, 817833), (131, 305907), (147, 272611), (393, 101969), (917, 43701), (2081, 19257), (2751, 14567), (6243, 6419)]