42897855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2896

約数の個数: 64

約数和(自身を含む): 92187648

約数和(自身を除く): 49289793

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 2145, 2857, 3003, 5005, 8571, 14285, 15015, 19999, 31427, 37141, 42855, 59997, 94281, 99995, 111423, 157135, 185705, 219989, 259987, 299985, 408551, 471405, 557115, 659967, 779961, 1099945, 1225653, 1299935, 2042755, 2859857, 3299835, 3899805, 6128265, 8579571, 14299285, 42897855]

約数ペア:

[(1, 42897855), (3, 14299285), (5, 8579571), (7, 6128265), (11, 3899805), (13, 3299835), (15, 2859857), (21, 2042755), (33, 1299935), (35, 1225653), (39, 1099945), (55, 779961), (65, 659967), (77, 557115), (91, 471405), (105, 408551), (143, 299985), (165, 259987), (195, 219989), (231, 185705), (273, 157135), (385, 111423), (429, 99995), (455, 94281), (715, 59997), (1001, 42855), (1155, 37141), (1365, 31427), (2145, 19999), (2857, 15015), (3003, 14285), (5005, 8571)]