38997621

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2237}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 61097400

約数和(自身を除く): 22099779

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1937, 2237, 5811, 6711, 17433, 20133, 29081, 87243, 261729, 333313, 999939, 2999817, 4333069, 12999207, 38997621]

約数ペア:

[(1, 38997621), (3, 12999207), (9, 4333069), (13, 2999817), (39, 999939), (117, 333313), (149, 261729), (447, 87243), (1341, 29081), (1937, 20133), (2237, 17433), (5811, 6711)]