43421427

素因数分解:

$3^6\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 56

約数和(自身を含む): 76107776

約数和(自身を除く): 32686349

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 127, 189, 201, 243, 381, 469, 567, 603, 729, 889, 1143, 1407, 1701, 1809, 2667, 3429, 4221, 5103, 5427, 8001, 8509, 10287, 12663, 16281, 24003, 25527, 30861, 37989, 48843, 59563, 72009, 76581, 92583, 113967, 178689, 216027, 229743, 341901, 536067, 648081, 689229, 1608201, 2067687, 4824603, 6203061, 14473809, 43421427]

約数ペア:

[(1, 43421427), (3, 14473809), (7, 6203061), (9, 4824603), (21, 2067687), (27, 1608201), (63, 689229), (67, 648081), (81, 536067), (127, 341901), (189, 229743), (201, 216027), (243, 178689), (381, 113967), (469, 92583), (567, 76581), (603, 72009), (729, 59563), (889, 48843), (1143, 37989), (1407, 30861), (1701, 25527), (1809, 24003), (2667, 16281), (3429, 12663), (4221, 10287), (5103, 8509), (5427, 8001)]