3948273

素因数分解:

$3^2\times 7^3\times {\mathrm{1279}}^1$

素因数の和:1306

約数の個数: 24

約数和(自身を含む): 6656000

約数和(自身を除く): 2707727

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1279, 3087, 3837, 8953, 11511, 26859, 62671, 80577, 188013, 438697, 564039, 1316091, 3948273]

約数ペア:

[(1, 3948273), (3, 1316091), (7, 564039), (9, 438697), (21, 188013), (49, 80577), (63, 62671), (147, 26859), (343, 11511), (441, 8953), (1029, 3837), (1279, 3087)]