15513381

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1979}}^1$

素因数の和:2065

約数の個数: 24

約数和(自身を含む): 24504480

約数和(自身を除く): 8991099

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 1979, 2613, 5937, 7839, 17811, 25727, 77181, 132593, 231543, 397779, 1193337, 1723709, 5171127, 15513381]

約数ペア:

[(1, 15513381), (3, 5171127), (9, 1723709), (13, 1193337), (39, 397779), (67, 231543), (117, 132593), (201, 77181), (603, 25727), (871, 17811), (1979, 7839), (2613, 5937)]