890978877

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{5197}}^1$

素因数の和:5689

約数の個数: 24

約数和(自身を含む): 1320125664

約数和(自身を除く): 429146787

約数列:

[1, 3, 9, 43, 129, 387, 443, 1329, 3987, 5197, 15591, 19049, 46773, 57147, 171441, 223471, 670413, 2011239, 2302271, 6906813, 20720439, 98997653, 296992959, 890978877]

約数ペア:

[(1, 890978877), (3, 296992959), (9, 98997653), (43, 20720439), (129, 6906813), (387, 2302271), (443, 2011239), (1329, 670413), (3987, 223471), (5197, 171441), (15591, 57147), (19049, 46773)]