15240705

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23629}}^1$

素因数の和:23680

約数の個数: 16

約数和(自身を含む): 24953280

約数和(自身を除く): 9712575

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 23629, 70887, 118145, 354435, 1016047, 3048141, 5080235, 15240705]

約数ペア:

[(1, 15240705), (3, 5080235), (5, 3048141), (15, 1016047), (43, 354435), (129, 118145), (215, 70887), (645, 23629)]