261018505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{115751}}^1$

素因数の和:115808

約数の個数: 16

約数和(自身を含む): 350034048

約数和(自身を除く): 89015543

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 115751, 578755, 1273261, 4745791, 6366305, 23728955, 52203701, 261018505]

約数ペア:

[(1, 261018505), (5, 52203701), (11, 23728955), (41, 6366305), (55, 4745791), (205, 1273261), (451, 578755), (2255, 115751)]