31211128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8111}}^1$

素因数の和:8167

約数の個数: 32

約数和(自身を含む): 64733760

約数和(自身を除く): 33522632

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 8111, 16222, 32444, 64888, 105443, 210886, 300107, 421772, 600214, 843544, 1200428, 2400856, 3901391, 7802782, 15605564, 31211128]

約数ペア:

[(1, 31211128), (2, 15605564), (4, 7802782), (8, 3901391), (13, 2400856), (26, 1200428), (37, 843544), (52, 600214), (74, 421772), (104, 300107), (148, 210886), (296, 105443), (481, 64888), (962, 32444), (1924, 16222), (3848, 8111)]