8247070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63439}}^1$

素因数の和:63459

約数の個数: 16

約数和(自身を含む): 15986880

約数和(自身を除く): 7739810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 63439, 126878, 317195, 634390, 824707, 1649414, 4123535, 8247070]

約数ペア:

[(1, 8247070), (2, 4123535), (5, 1649414), (10, 824707), (13, 634390), (26, 317195), (65, 126878), (130, 63439)]