28171404

素因数分解:

$2^2\times 3^2\times {\mathrm{782539}}^1$

素因数の和:782549

約数の個数: 18

約数和(自身を含む): 71211140

約数和(自身を除く): 43039736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 782539, 1565078, 2347617, 3130156, 4695234, 7042851, 9390468, 14085702, 28171404]

約数ペア:

[(1, 28171404), (2, 14085702), (3, 9390468), (4, 7042851), (6, 4695234), (9, 3130156), (12, 2347617), (18, 1565078), (36, 782539)]