77742847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 99800064

約数和(自身を除く): 22057217

約数列:

[1, 7, 13, 41, 67, 91, 287, 311, 469, 533, 871, 2177, 2747, 3731, 4043, 6097, 12751, 19229, 20837, 28301, 35711, 89257, 145859, 165763, 249977, 270881, 854317, 1160341, 1896167, 5980219, 11106121, 77742847]

約数ペア:

[(1, 77742847), (7, 11106121), (13, 5980219), (41, 1896167), (67, 1160341), (91, 854317), (287, 270881), (311, 249977), (469, 165763), (533, 145859), (871, 89257), (2177, 35711), (2747, 28301), (3731, 20837), (4043, 19229), (6097, 12751)]