1688890621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{142031}}^1$

素因数の和:142112

約数の個数: 16

約数和(自身を含む): 1963450368

約数和(自身を除く): 274559747

約数列:

[1, 11, 23, 47, 253, 517, 1081, 11891, 142031, 1562341, 3266713, 6675457, 35933843, 73430027, 153535511, 1688890621]

約数ペア:

[(1, 1688890621), (11, 153535511), (23, 73430027), (47, 35933843), (253, 6675457), (517, 3266713), (1081, 1562341), (11891, 142031)]