660805245

素因数分解:

$3^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{12007}}^1$

素因数の和:13241

約数の個数: 24

約数和(自身を含む): 1146427776

約数和(自身を除く): 485622531

約数列:

[1, 3, 5, 9, 15, 45, 1223, 3669, 6115, 11007, 12007, 18345, 36021, 55035, 60035, 108063, 180105, 540315, 14684561, 44053683, 73422805, 132161049, 220268415, 660805245]

約数ペア:

[(1, 660805245), (3, 220268415), (5, 132161049), (9, 73422805), (15, 44053683), (45, 14684561), (1223, 540315), (3669, 180105), (6115, 108063), (11007, 60035), (12007, 55035), (18345, 36021)]