81029574

素因数分解:

$2^1\times 3^2\times {\mathrm{643}}^1\times {\mathrm{7001}}^1$

素因数の和:7652

約数の個数: 24

約数和(自身を含む): 175862232

約数和(自身を除く): 94832658

約数列:

[1, 2, 3, 6, 9, 18, 643, 1286, 1929, 3858, 5787, 7001, 11574, 14002, 21003, 42006, 63009, 126018, 4501643, 9003286, 13504929, 27009858, 40514787, 81029574]

約数ペア:

[(1, 81029574), (2, 40514787), (3, 27009858), (6, 13504929), (9, 9003286), (18, 4501643), (643, 126018), (1286, 63009), (1929, 42006), (3858, 21003), (5787, 14002), (7001, 11574)]