18241353

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 29118960

約数和(自身を除く): 10877607

約数列:

[1, 3, 9, 13, 39, 67, 117, 169, 179, 201, 507, 537, 603, 871, 1521, 1611, 2327, 2613, 6981, 7839, 11323, 11993, 20943, 30251, 33969, 35979, 90753, 101907, 107937, 155909, 272259, 467727, 1403181, 2026817, 6080451, 18241353]

約数ペア:

[(1, 18241353), (3, 6080451), (9, 2026817), (13, 1403181), (39, 467727), (67, 272259), (117, 155909), (169, 107937), (179, 101907), (201, 90753), (507, 35979), (537, 33969), (603, 30251), (871, 20943), (1521, 11993), (1611, 11323), (2327, 7839), (2613, 6981)]