208127530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1600981}}^1$

素因数の和:1601001

約数の個数: 16

約数和(自身を含む): 403447464

約数和(自身を除く): 195319934

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1600981, 3201962, 8004905, 16009810, 20812753, 41625506, 104063765, 208127530]

約数ペア:

[(1, 208127530), (2, 104063765), (5, 41625506), (10, 20812753), (13, 16009810), (26, 8004905), (65, 3201962), (130, 1600981)]