12947615

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 16214016

約数和(自身を除く): 3266401

約数列:

[1, 5, 31, 103, 155, 515, 811, 3193, 4055, 15965, 25141, 83533, 125705, 417665, 2589523, 12947615]

約数ペア:

[(1, 12947615), (5, 2589523), (31, 417665), (103, 125705), (155, 83533), (515, 25141), (811, 15965), (3193, 4055)]