72781312

素因数分解:

$2^9\times {\mathrm{142151}}^1$

素因数の和:142169

約数の個数: 20

約数和(自身を含む): 145421496

約数和(自身を除く): 72640184

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 142151, 284302, 568604, 1137208, 2274416, 4548832, 9097664, 18195328, 36390656, 72781312]

約数ペア:

[(1, 72781312), (2, 36390656), (4, 18195328), (8, 9097664), (16, 4548832), (32, 2274416), (64, 1137208), (128, 568604), (256, 284302), (512, 142151)]