128662885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{116437}}^1$

素因数の和:116472

約数の個数: 16

約数和(自身を含む): 176054256

約数和(自身を除く): 47391371

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 116437, 582185, 1513681, 1979429, 7568405, 9897145, 25732577, 128662885]

約数ペア:

[(1, 128662885), (5, 25732577), (13, 9897145), (17, 7568405), (65, 1979429), (85, 1513681), (221, 582185), (1105, 116437)]