256192215

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{550951}}^1$

素因数の和:550990

約数の個数: 16

約数和(自身を含む): 423131136

約数和(自身を除く): 166938921

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 550951, 1652853, 2754755, 8264265, 17079481, 51238443, 85397405, 256192215]

約数ペア:

[(1, 256192215), (3, 85397405), (5, 51238443), (15, 17079481), (31, 8264265), (93, 2754755), (155, 1652853), (465, 550951)]