128663015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{2411}}^1$

素因数の和:3250

約数の個数: 16

約数和(自身を含む): 166543776

約数和(自身を除く): 37880761

約数列:

[1, 5, 13, 65, 821, 2411, 4105, 10673, 12055, 31343, 53365, 156715, 1979431, 9897155, 25732603, 128663015]

約数ペア:

[(1, 128663015), (5, 25732603), (13, 9897155), (65, 1979431), (821, 156715), (2411, 53365), (4105, 31343), (10673, 12055)]