13400793

素因数分解:

$3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{613}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 22221888

約数和(自身を除く): 8821095

約数列:

[1, 3, 7, 9, 21, 63, 347, 613, 1041, 1839, 2429, 3123, 4291, 5517, 7287, 12873, 21861, 38619, 212711, 638133, 1488977, 1914399, 4466931, 13400793]

約数ペア:

[(1, 13400793), (3, 4466931), (7, 1914399), (9, 1488977), (21, 638133), (63, 212711), (347, 38619), (613, 21861), (1041, 12873), (1839, 7287), (2429, 5517), (3123, 4291)]