128215841

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1789}}^1$

素因数の和:1988

約数の個数: 16

約数和(自身を含む): 142842000

約数和(自身を除く): 14626159

約数列:

[1, 13, 37, 149, 481, 1789, 1937, 5513, 23257, 66193, 71669, 266561, 860509, 3465293, 9862757, 128215841]

約数ペア:

[(1, 128215841), (13, 9862757), (37, 3465293), (149, 860509), (481, 266561), (1789, 71669), (1937, 66193), (5513, 23257)]