28160012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1621}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 50956752

約数和(自身を除く): 22796740

約数列:

[1, 2, 4, 43, 86, 101, 172, 202, 404, 1621, 3242, 4343, 6484, 8686, 17372, 69703, 139406, 163721, 278812, 327442, 654884, 7040003, 14080006, 28160012]

約数ペア:

[(1, 28160012), (2, 14080006), (4, 7040003), (43, 654884), (86, 327442), (101, 278812), (172, 163721), (202, 139406), (404, 69703), (1621, 17372), (3242, 8686), (4343, 6484)]