131587212

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{123209}}^1$

素因数の和:123305

約数の個数: 24

約数和(自身を含む): 310489200

約数和(自身を除く): 178901988

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 123209, 246418, 369627, 492836, 739254, 1478508, 10965601, 21931202, 32896803, 43862404, 65793606, 131587212]

約数ペア:

[(1, 131587212), (2, 65793606), (3, 43862404), (4, 32896803), (6, 21931202), (12, 10965601), (89, 1478508), (178, 739254), (267, 492836), (356, 369627), (534, 246418), (1068, 123209)]