9997910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76907}}^1$

素因数の和:76927

約数の個数: 16

約数和(自身を含む): 19380816

約数和(自身を除く): 9382906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 76907, 153814, 384535, 769070, 999791, 1999582, 4998955, 9997910]

約数ペア:

[(1, 9997910), (2, 4998955), (5, 1999582), (10, 999791), (13, 769070), (26, 384535), (65, 153814), (130, 76907)]