12917205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13669}}^1$

素因数の和:13690

約数の個数: 32

約数和(自身を含む): 26246400

約数和(自身を除く): 13329195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 13669, 41007, 68345, 95683, 123021, 205035, 287049, 369063, 478415, 615105, 861147, 1435245, 1845315, 2583441, 4305735, 12917205]

約数ペア:

[(1, 12917205), (3, 4305735), (5, 2583441), (7, 1845315), (9, 1435245), (15, 861147), (21, 615105), (27, 478415), (35, 369063), (45, 287049), (63, 205035), (105, 123021), (135, 95683), (189, 68345), (315, 41007), (945, 13669)]