21878045199

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{1433}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 32481820800

約数和(自身を除く): 10603775601

約数列:

[1, 3, 9, 79, 109, 197, 237, 327, 591, 711, 981, 1433, 1773, 4299, 8611, 12897, 15563, 21473, 25833, 46689, 64419, 77499, 113207, 140067, 156197, 193257, 282301, 339621, 468591, 846903, 1018863, 1405773, 1696367, 2540709, 5089101, 12339563, 15267303, 22301779, 30770809, 37018689, 66905337, 92312427, 111056067, 200716011, 276937281, 2430893911, 7292681733, 21878045199]

約数ペア:

[(1, 21878045199), (3, 7292681733), (9, 2430893911), (79, 276937281), (109, 200716011), (197, 111056067), (237, 92312427), (327, 66905337), (591, 37018689), (711, 30770809), (981, 22301779), (1433, 15267303), (1773, 12339563), (4299, 5089101), (8611, 2540709), (12897, 1696367), (15563, 1405773), (21473, 1018863), (25833, 846903), (46689, 468591), (64419, 339621), (77499, 282301), (113207, 193257), (140067, 156197)]