2563353

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 4188800

約数和(自身を除く): 1625447

約数列:

[1, 3, 9, 13, 27, 39, 67, 109, 117, 201, 327, 351, 603, 871, 981, 1417, 1809, 2613, 2943, 4251, 7303, 7839, 12753, 21909, 23517, 38259, 65727, 94939, 197181, 284817, 854451, 2563353]

約数ペア:

[(1, 2563353), (3, 854451), (9, 284817), (13, 197181), (27, 94939), (39, 65727), (67, 38259), (109, 23517), (117, 21909), (201, 12753), (327, 7839), (351, 7303), (603, 4251), (871, 2943), (981, 2613), (1417, 1809)]