664952015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47143}}^1$

素因数の和:47199

約数の個数: 32

約数和(自身を含む): 1013784576

約数和(自身を除く): 348832561

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 14105, 47143, 235715, 330001, 612859, 1461433, 1650005, 3064295, 4290013, 7307165, 10230031, 18998629, 21450065, 51150155, 94993145, 132990403, 664952015]

約数ペア:

[(1, 664952015), (5, 132990403), (7, 94993145), (13, 51150155), (31, 21450065), (35, 18998629), (65, 10230031), (91, 7307165), (155, 4290013), (217, 3064295), (403, 1650005), (455, 1461433), (1085, 612859), (2015, 330001), (2821, 235715), (14105, 47143)]