8381223

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 13303680

約数和(自身を除く): 4922457

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 2131, 3933, 6393, 19179, 40489, 49013, 121467, 147039, 364401, 441117, 931247, 2793741, 8381223]

約数ペア:

[(1, 8381223), (3, 2793741), (9, 931247), (19, 441117), (23, 364401), (57, 147039), (69, 121467), (171, 49013), (207, 40489), (437, 19179), (1311, 6393), (2131, 3933)]