38640273

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{6113}}^1$

素因数の和:6173

約数の個数: 24

約数和(自身を含む): 61335648

約数和(自身を除く): 22695375

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6113, 6321, 18339, 42791, 128373, 262859, 299537, 788577, 898611, 1840013, 5520039, 12880091, 38640273]

約数ペア:

[(1, 38640273), (3, 12880091), (7, 5520039), (21, 1840013), (43, 898611), (49, 788577), (129, 299537), (147, 262859), (301, 128373), (903, 42791), (2107, 18339), (6113, 6321)]