40990779

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{1093}}^1$

素因数の和:1568

約数の個数: 20

約数和(自身を含む): 61421536

約数和(自身を除く): 20430757

約数列:

[1, 3, 9, 27, 81, 463, 1093, 1389, 3279, 4167, 9837, 12501, 29511, 37503, 88533, 506059, 1518177, 4554531, 13663593, 40990779]

約数ペア:

[(1, 40990779), (3, 13663593), (9, 4554531), (27, 1518177), (81, 506059), (463, 88533), (1093, 37503), (1389, 29511), (3279, 12501), (4167, 9837)]