9881613

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1439}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 16473600

約数和(自身を除く): 6591987

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 1439, 2289, 4317, 6867, 10073, 12951, 30219, 90657, 156851, 470553, 1097957, 1411659, 3293871, 9881613]

約数ペア:

[(1, 9881613), (3, 3293871), (7, 1411659), (9, 1097957), (21, 470553), (63, 156851), (109, 90657), (327, 30219), (763, 12951), (981, 10073), (1439, 6867), (2289, 4317)]