7978212

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{20147}}^1$

素因数の和:20168

約数の個数: 36

約数和(自身を含む): 22001616

約数和(自身を除く): 14023404

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 20147, 40294, 60441, 80588, 120882, 181323, 221617, 241764, 362646, 443234, 664851, 725292, 886468, 1329702, 1994553, 2659404, 3989106, 7978212]

約数ペア:

[(1, 7978212), (2, 3989106), (3, 2659404), (4, 1994553), (6, 1329702), (9, 886468), (11, 725292), (12, 664851), (18, 443234), (22, 362646), (33, 241764), (36, 221617), (44, 181323), (66, 120882), (99, 80588), (132, 60441), (198, 40294), (396, 20147)]