42478857

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{10559}}^1$

素因数の和:10717

約数の個数: 16

約数和(自身を含む): 63360000

約数和(自身を除く): 20881143

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 10559, 31677, 95031, 285093, 1573291, 4719873, 14159619, 42478857]

約数ペア:

[(1, 42478857), (3, 14159619), (9, 4719873), (27, 1573291), (149, 285093), (447, 95031), (1341, 31677), (4023, 10559)]