4125681

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 7096320

約数和(自身を除く): 2970639

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 263, 581, 747, 789, 1743, 1841, 2241, 2367, 5229, 5523, 7101, 15687, 16569, 21829, 49707, 65487, 152803, 196461, 458409, 589383, 1375227, 4125681]

約数ペア:

[(1, 4125681), (3, 1375227), (7, 589383), (9, 458409), (21, 196461), (27, 152803), (63, 65487), (83, 49707), (189, 21829), (249, 16569), (263, 15687), (581, 7101), (747, 5523), (789, 5229), (1743, 2367), (1841, 2241)]