72261891

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1433}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 112746816

約数和(自身を除く): 40484925

約数列:

[1, 3, 9, 13, 39, 117, 431, 1293, 1433, 3879, 4299, 5603, 12897, 16809, 18629, 50427, 55887, 167661, 617623, 1852869, 5558607, 8029099, 24087297, 72261891]

約数ペア:

[(1, 72261891), (3, 24087297), (9, 8029099), (13, 5558607), (39, 1852869), (117, 617623), (431, 167661), (1293, 55887), (1433, 50427), (3879, 18629), (4299, 16809), (5603, 12897)]