1686040905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 2912716800

約数和(自身を除く): 1226675895

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 97, 213, 285, 291, 355, 485, 859, 1065, 1349, 1455, 1843, 2577, 4047, 4295, 5529, 6745, 6887, 9215, 12885, 16321, 20235, 20661, 27645, 34435, 48963, 60989, 81605, 83323, 103305, 130853, 182967, 244815, 249969, 304945, 392559, 416615, 654265, 914835, 1158791, 1249845, 1583137, 1962795, 3476373, 4749411, 5793955, 5915933, 7915685, 17381865, 17747799, 23747055, 29579665, 88738995, 112402727, 337208181, 562013635, 1686040905]

約数ペア:

[(1, 1686040905), (3, 562013635), (5, 337208181), (15, 112402727), (19, 88738995), (57, 29579665), (71, 23747055), (95, 17747799), (97, 17381865), (213, 7915685), (285, 5915933), (291, 5793955), (355, 4749411), (485, 3476373), (859, 1962795), (1065, 1583137), (1349, 1249845), (1455, 1158791), (1843, 914835), (2577, 654265), (4047, 416615), (4295, 392559), (5529, 304945), (6745, 249969), (6887, 244815), (9215, 182967), (12885, 130853), (16321, 103305), (20235, 83323), (20661, 81605), (27645, 60989), (34435, 48963)]