81514762

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{20147}}^1$

素因数の和:20190

約数の個数: 24

約数和(自身を含む): 148450464

約数和(自身を除く): 66935702

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 20147, 40294, 141029, 282058, 342499, 684998, 2397493, 4794986, 5822483, 11644966, 40757381, 81514762]

約数ペア:

[(1, 81514762), (2, 40757381), (7, 11644966), (14, 5822483), (17, 4794986), (34, 2397493), (119, 684998), (238, 342499), (289, 282058), (578, 141029), (2023, 40294), (4046, 20147)]