13971861

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 20958080

約数和(自身を除く): 6986219

約数列:

[1, 3, 9, 43, 79, 129, 237, 387, 457, 711, 1371, 3397, 4113, 10191, 19651, 30573, 36103, 58953, 108309, 176859, 324927, 1552429, 4657287, 13971861]

約数ペア:

[(1, 13971861), (3, 4657287), (9, 1552429), (43, 324927), (79, 176859), (129, 108309), (237, 58953), (387, 36103), (457, 30573), (711, 19651), (1371, 10191), (3397, 4113)]