12728205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13469}}^1$

素因数の和:13490

約数の個数: 32

約数和(自身を含む): 25862400

約数和(自身を除く): 13134195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 13469, 40407, 67345, 94283, 121221, 202035, 282849, 363663, 471415, 606105, 848547, 1414245, 1818315, 2545641, 4242735, 12728205]

約数ペア:

[(1, 12728205), (3, 4242735), (5, 2545641), (7, 1818315), (9, 1414245), (15, 848547), (21, 606105), (27, 471415), (35, 363663), (45, 282849), (63, 202035), (105, 121221), (135, 94283), (189, 67345), (315, 40407), (945, 13469)]