128429290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1167539}}^1$

素因数の和:1167557

約数の個数: 16

約数和(自身を含む): 252188640

約数和(自身を除く): 123759350

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1167539, 2335078, 5837695, 11675390, 12842929, 25685858, 64214645, 128429290]

約数ペア:

[(1, 128429290), (2, 64214645), (5, 25685858), (10, 12842929), (11, 11675390), (22, 5837695), (55, 2335078), (110, 1167539)]