201996909

素因数分解:

$3^5\times {\mathrm{491}}^1\times {\mathrm{1693}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 303375072

約数和(自身を除く): 101378163

約数列:

[1, 3, 9, 27, 81, 243, 491, 1473, 1693, 4419, 5079, 13257, 15237, 39771, 45711, 119313, 137133, 411399, 831263, 2493789, 7481367, 22444101, 67332303, 201996909]

約数ペア:

[(1, 201996909), (3, 67332303), (9, 22444101), (27, 7481367), (81, 2493789), (243, 831263), (491, 411399), (1473, 137133), (1693, 119313), (4419, 45711), (5079, 39771), (13257, 15237)]