40477887

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{1187}}^1$

素因数の和:1620

約数の個数: 20

約数和(自身を含む): 60661656

約数和(自身を除く): 20183769

約数列:

[1, 3, 9, 27, 81, 421, 1187, 1263, 3561, 3789, 10683, 11367, 32049, 34101, 96147, 499727, 1499181, 4497543, 13492629, 40477887]

約数ペア:

[(1, 40477887), (3, 13492629), (9, 4497543), (27, 1499181), (81, 499727), (421, 96147), (1187, 34101), (1263, 32049), (3561, 11367), (3789, 10683)]