5278221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 8288280

約数和(自身を除く): 3010059

約数列:

[1, 3, 9, 13, 39, 117, 197, 229, 591, 687, 1773, 2061, 2561, 2977, 7683, 8931, 23049, 26793, 45113, 135339, 406017, 586469, 1759407, 5278221]

約数ペア:

[(1, 5278221), (3, 1759407), (9, 586469), (13, 406017), (39, 135339), (117, 45113), (197, 26793), (229, 23049), (591, 8931), (687, 7683), (1773, 2977), (2061, 2561)]