81947556

素因数分解:

$2^2\times 3^2\times {\mathrm{1123}}^1\times {\mathrm{2027}}^1$

素因数の和:3160

約数の個数: 36

約数和(自身を含む): 207431952

約数和(自身を除く): 125484396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1123, 2027, 2246, 3369, 4054, 4492, 6081, 6738, 8108, 10107, 12162, 13476, 18243, 20214, 24324, 36486, 40428, 72972, 2276321, 4552642, 6828963, 9105284, 13657926, 20486889, 27315852, 40973778, 81947556]

約数ペア:

[(1, 81947556), (2, 40973778), (3, 27315852), (4, 20486889), (6, 13657926), (9, 9105284), (12, 6828963), (18, 4552642), (36, 2276321), (1123, 72972), (2027, 40428), (2246, 36486), (3369, 24324), (4054, 20214), (4492, 18243), (6081, 13476), (6738, 12162), (8108, 10107)]