12251115

素因数分解:

$3^3\times 5^1\times {\mathrm{90749}}^1$

素因数の和:90763

約数の個数: 16

約数和(自身を含む): 21780000

約数和(自身を除く): 9528885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 90749, 272247, 453745, 816741, 1361235, 2450223, 4083705, 12251115]

約数ペア:

[(1, 12251115), (3, 4083705), (5, 2450223), (9, 1361235), (15, 816741), (27, 453745), (45, 272247), (135, 90749)]