1330981551

素因数分解:

$3^4\times {\mathrm{631}}^1\times {\mathrm{26041}}^1$

素因数の和:26684

約数の個数: 20

約数和(自身を含む): 1991483824

約数和(自身を除く): 660502273

約数列:

[1, 3, 9, 27, 81, 631, 1893, 5679, 17037, 26041, 51111, 78123, 234369, 703107, 2109321, 16431871, 49295613, 147886839, 443660517, 1330981551]

約数ペア:

[(1, 1330981551), (3, 443660517), (9, 147886839), (27, 49295613), (81, 16431871), (631, 2109321), (1893, 703107), (5679, 234369), (17037, 78123), (26041, 51111)]