15025689

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 25712640

約数和(自身を除く): 10686951

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 743, 749, 963, 2229, 2247, 2889, 5201, 6687, 6741, 15603, 20061, 20223, 46809, 79501, 140427, 238503, 556507, 715509, 1669521, 2146527, 5008563, 15025689]

約数ペア:

[(1, 15025689), (3, 5008563), (7, 2146527), (9, 1669521), (21, 715509), (27, 556507), (63, 238503), (107, 140427), (189, 79501), (321, 46809), (743, 20223), (749, 20061), (963, 15603), (2229, 6741), (2247, 6687), (2889, 5201)]