2017015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 3373056

約数和(自身を除く): 1356041

約数列:

[1, 5, 7, 11, 13, 31, 35, 55, 65, 77, 91, 143, 155, 169, 217, 341, 385, 403, 455, 715, 845, 1001, 1085, 1183, 1705, 1859, 2015, 2387, 2821, 4433, 5005, 5239, 5915, 9295, 11935, 13013, 14105, 22165, 26195, 31031, 36673, 57629, 65065, 155155, 183365, 288145, 403403, 2017015]

約数ペア:

[(1, 2017015), (5, 403403), (7, 288145), (11, 183365), (13, 155155), (31, 65065), (35, 57629), (55, 36673), (65, 31031), (77, 26195), (91, 22165), (143, 14105), (155, 13013), (169, 11935), (217, 9295), (341, 5915), (385, 5239), (403, 5005), (455, 4433), (715, 2821), (845, 2387), (1001, 2015), (1085, 1859), (1183, 1705)]