123539975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{821}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 165531072

約数和(自身を除く): 41991097

約数列:

[1, 5, 13, 25, 65, 325, 463, 821, 2315, 4105, 6019, 10673, 11575, 20525, 30095, 53365, 150475, 266825, 380123, 1900615, 4941599, 9503075, 24707995, 123539975]

約数ペア:

[(1, 123539975), (5, 24707995), (13, 9503075), (25, 4941599), (65, 1900615), (325, 380123), (463, 266825), (821, 150475), (2315, 53365), (4105, 30095), (6019, 20525), (10673, 11575)]