86974839

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^3\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 153092160

約数和(自身を除く): 66117321

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 281, 289, 357, 843, 867, 1071, 1967, 2023, 2529, 2601, 4777, 4913, 5901, 6069, 14331, 14739, 17703, 18207, 33439, 34391, 42993, 44217, 81209, 100317, 103173, 243627, 300951, 309519, 568463, 730881, 1380553, 1705389, 4141659, 5116167, 9663871, 12424977, 28991613, 86974839]

約数ペア:

[(1, 86974839), (3, 28991613), (7, 12424977), (9, 9663871), (17, 5116167), (21, 4141659), (51, 1705389), (63, 1380553), (119, 730881), (153, 568463), (281, 309519), (289, 300951), (357, 243627), (843, 103173), (867, 100317), (1071, 81209), (1967, 44217), (2023, 42993), (2529, 34391), (2601, 33439), (4777, 18207), (4913, 17703), (5901, 14739), (6069, 14331)]