4243197

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 6848512

約数和(自身を除く): 2605315

約数列:

[1, 3, 7, 21, 37, 43, 111, 127, 129, 259, 301, 381, 777, 889, 903, 1591, 2667, 4699, 4773, 5461, 11137, 14097, 16383, 32893, 33411, 38227, 98679, 114681, 202057, 606171, 1414399, 4243197]

約数ペア:

[(1, 4243197), (3, 1414399), (7, 606171), (21, 202057), (37, 114681), (43, 98679), (111, 38227), (127, 33411), (129, 32893), (259, 16383), (301, 14097), (381, 11137), (777, 5461), (889, 4773), (903, 4699), (1591, 2667)]