13408425

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2591}}^1$

素因数の和:2630

約数の個数: 36

約数和(自身を含む): 25069824

約数和(自身を除く): 11661399

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 2591, 5175, 7773, 12955, 23319, 38865, 59593, 64775, 116595, 178779, 194325, 297965, 536337, 582975, 893895, 1489825, 2681685, 4469475, 13408425]

約数ペア:

[(1, 13408425), (3, 4469475), (5, 2681685), (9, 1489825), (15, 893895), (23, 582975), (25, 536337), (45, 297965), (69, 194325), (75, 178779), (115, 116595), (207, 64775), (225, 59593), (345, 38865), (575, 23319), (1035, 12955), (1725, 7773), (2591, 5175)]