12478719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 19450368

約数和(自身を除く): 6971649

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 253, 401, 451, 759, 943, 1203, 1353, 2829, 4411, 9223, 10373, 13233, 16441, 27669, 31119, 49323, 101453, 180851, 304359, 378143, 542553, 1134429, 4159573, 12478719]

約数ペア:

[(1, 12478719), (3, 4159573), (11, 1134429), (23, 542553), (33, 378143), (41, 304359), (69, 180851), (123, 101453), (253, 49323), (401, 31119), (451, 27669), (759, 16441), (943, 13233), (1203, 10373), (1353, 9223), (2829, 4411)]