2756552630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21204251}}^1$

素因数の和:21204271

約数の個数: 16

約数和(自身を含む): 5343471504

約数和(自身を除く): 2586918874

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 21204251, 42408502, 106021255, 212042510, 275655263, 551310526, 1378276315, 2756552630]

約数ペア:

[(1, 2756552630), (2, 1378276315), (5, 551310526), (10, 275655263), (13, 212042510), (26, 106021255), (65, 42408502), (130, 21204251)]