13287267

素因数分解:

$3^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 22668800

約数和(自身を除く): 9381533

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 229, 307, 687, 921, 1603, 2061, 2149, 2763, 4809, 6183, 6447, 8289, 14427, 19341, 43281, 58023, 70303, 210909, 492121, 632727, 1476363, 1898181, 4429089, 13287267]

約数ペア:

[(1, 13287267), (3, 4429089), (7, 1898181), (9, 1476363), (21, 632727), (27, 492121), (63, 210909), (189, 70303), (229, 58023), (307, 43281), (687, 19341), (921, 14427), (1603, 8289), (2061, 6447), (2149, 6183), (2763, 4809)]