9978255

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{10559}}^1$

素因数の和:10580

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 10296945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 10559, 31677, 52795, 73913, 95031, 158385, 221739, 285093, 369565, 475155, 665217, 1108695, 1425465, 1995651, 3326085, 9978255]

約数ペア:

[(1, 9978255), (3, 3326085), (5, 1995651), (7, 1425465), (9, 1108695), (15, 665217), (21, 475155), (27, 369565), (35, 285093), (45, 221739), (63, 158385), (105, 95031), (135, 73913), (189, 52795), (315, 31677), (945, 10559)]