18308366955

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{989909}}^1$

素因数の和:990060

約数の個数: 32

約数和(自身を含む): 32785819200

約数和(自身を除く): 14477452245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 2055, 3699, 6165, 18495, 989909, 2969727, 4949545, 8909181, 14848635, 26727543, 44545905, 133637715, 135617533, 406852599, 678087665, 1220557797, 2034262995, 3661673391, 6102788985, 18308366955]

約数ペア:

[(1, 18308366955), (3, 6102788985), (5, 3661673391), (9, 2034262995), (15, 1220557797), (27, 678087665), (45, 406852599), (135, 135617533), (137, 133637715), (411, 44545905), (685, 26727543), (1233, 14848635), (2055, 8909181), (3699, 4949545), (6165, 2969727), (18495, 989909)]