25221677

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 28350000

約数和(自身を除く): 3128323

約数列:

[1, 13, 29, 149, 377, 449, 1937, 4321, 5837, 13021, 56173, 66901, 169273, 869713, 1940129, 25221677]

約数ペア:

[(1, 25221677), (13, 1940129), (29, 869713), (149, 169273), (377, 66901), (449, 56173), (1937, 13021), (4321, 5837)]