54287457

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 85831680

約数和(自身を除く): 31544223

約数列:

[1, 3, 7, 21, 43, 79, 129, 237, 301, 553, 761, 903, 1659, 2283, 3397, 5327, 10191, 15981, 23779, 32723, 60119, 71337, 98169, 180357, 229061, 420833, 687183, 1262499, 2585117, 7755351, 18095819, 54287457]

約数ペア:

[(1, 54287457), (3, 18095819), (7, 7755351), (21, 2585117), (43, 1262499), (79, 687183), (129, 420833), (237, 229061), (301, 180357), (553, 98169), (761, 71337), (903, 60119), (1659, 32723), (2283, 23779), (3397, 15981), (5327, 10191)]