13864221

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{613}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 22988160

約数和(自身を除く): 9123939

約数列:

[1, 3, 7, 9, 21, 63, 359, 613, 1077, 1839, 2513, 3231, 4291, 5517, 7539, 12873, 22617, 38619, 220067, 660201, 1540469, 1980603, 4621407, 13864221]

約数ペア:

[(1, 13864221), (3, 4621407), (7, 1980603), (9, 1540469), (21, 660201), (63, 220067), (359, 38619), (613, 22617), (1077, 12873), (1839, 7539), (2513, 5517), (3231, 4291)]