47387439

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 77575680

約数和(自身を除く): 30188241

約数列:

[1, 3, 9, 11, 33, 73, 79, 83, 99, 219, 237, 249, 657, 711, 747, 803, 869, 913, 2409, 2607, 2739, 5767, 6059, 6557, 7227, 7821, 8217, 17301, 18177, 19671, 51903, 54531, 59013, 63437, 66649, 72127, 190311, 199947, 216381, 478661, 570933, 599841, 649143, 1435983, 4307949, 5265271, 15795813, 47387439]

約数ペア:

[(1, 47387439), (3, 15795813), (9, 5265271), (11, 4307949), (33, 1435983), (73, 649143), (79, 599841), (83, 570933), (99, 478661), (219, 216381), (237, 199947), (249, 190311), (657, 72127), (711, 66649), (747, 63437), (803, 59013), (869, 54531), (913, 51903), (2409, 19671), (2607, 18177), (2739, 17301), (5767, 8217), (6059, 7821), (6557, 7227)]