139722079

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 172800000

約数和(自身を除く): 33077921

約数列:

[1, 7, 23, 49, 89, 161, 199, 343, 623, 1127, 1393, 2047, 4361, 4577, 7889, 9751, 14329, 17711, 30527, 32039, 68257, 100303, 123977, 224273, 407353, 702121, 867839, 1569911, 2851471, 6074873, 19960297, 139722079]

約数ペア:

[(1, 139722079), (7, 19960297), (23, 6074873), (49, 2851471), (89, 1569911), (161, 867839), (199, 702121), (343, 407353), (623, 224273), (1127, 123977), (1393, 100303), (2047, 68257), (4361, 32039), (4577, 30527), (7889, 17711), (9751, 14329)]