2866815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 5990400

約数和(自身を除く): 3123585

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 479, 665, 855, 1197, 1437, 1995, 2395, 3353, 4311, 5985, 7185, 9101, 10059, 16765, 21555, 27303, 30177, 45505, 50295, 63707, 81909, 136515, 150885, 191121, 318535, 409545, 573363, 955605, 2866815]

約数ペア:

[(1, 2866815), (3, 955605), (5, 573363), (7, 409545), (9, 318535), (15, 191121), (19, 150885), (21, 136515), (35, 81909), (45, 63707), (57, 50295), (63, 45505), (95, 30177), (105, 27303), (133, 21555), (171, 16765), (285, 10059), (315, 9101), (399, 7185), (479, 5985), (665, 4311), (855, 3353), (1197, 2395), (1437, 1995)]