40208481

素因数分解:

$3^5\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 60531744

約数和(自身を除く): 20323263

約数列:

[1, 3, 9, 27, 81, 243, 337, 491, 1011, 1473, 3033, 4419, 9099, 13257, 27297, 39771, 81891, 119313, 165467, 496401, 1489203, 4467609, 13402827, 40208481]

約数ペア:

[(1, 40208481), (3, 13402827), (9, 4467609), (27, 1489203), (81, 496401), (243, 165467), (337, 119313), (491, 81891), (1011, 39771), (1473, 27297), (3033, 13257), (4419, 9099)]