5540161599

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{221509}}^1$

素因数の和:221919

約数の個数: 24

約数和(自身を含む): 9168741920

約数和(自身を除く): 3628580321

約数列:

[1, 3, 7, 9, 21, 63, 397, 1191, 2779, 3573, 8337, 25011, 221509, 664527, 1550563, 1993581, 4651689, 13955067, 87939073, 263817219, 615573511, 791451657, 1846720533, 5540161599]

約数ペア:

[(1, 5540161599), (3, 1846720533), (7, 791451657), (9, 615573511), (21, 263817219), (63, 87939073), (397, 13955067), (1191, 4651689), (2779, 1993581), (3573, 1550563), (8337, 664527), (25011, 221509)]