12804399

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 20966400

約数和(自身を除く): 8162001

約数列:

[1, 3, 9, 23, 27, 29, 69, 79, 81, 87, 207, 237, 243, 261, 621, 667, 711, 783, 1817, 1863, 2001, 2133, 2291, 2349, 5451, 5589, 6003, 6399, 6873, 7047, 16353, 18009, 19197, 20619, 49059, 52693, 54027, 61857, 147177, 158079, 162081, 185571, 441531, 474237, 556713, 1422711, 4268133, 12804399]

約数ペア:

[(1, 12804399), (3, 4268133), (9, 1422711), (23, 556713), (27, 474237), (29, 441531), (69, 185571), (79, 162081), (81, 158079), (87, 147177), (207, 61857), (237, 54027), (243, 52693), (261, 49059), (621, 20619), (667, 19197), (711, 18009), (783, 16353), (1817, 7047), (1863, 6873), (2001, 6399), (2133, 6003), (2291, 5589), (2349, 5451)]