9951417

素因数分解:

$3^4\times 7^1\times {\mathrm{17551}}^1$

素因数の和:17570

約数の個数: 20

約数和(自身を含む): 16990336

約数和(自身を除く): 7038919

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 17551, 52653, 122857, 157959, 368571, 473877, 1105713, 1421631, 3317139, 9951417]

約数ペア:

[(1, 9951417), (3, 3317139), (7, 1421631), (9, 1105713), (21, 473877), (27, 368571), (63, 157959), (81, 122857), (189, 52653), (567, 17551)]