2521339905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{303959}}^1$

素因数の和:304053

約数の個数: 32

約数和(自身を含む): 4668825600

約数和(自身を除く): 2147485695

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2765, 8295, 303959, 911877, 1519795, 2127713, 4559385, 6383139, 10638565, 24012761, 31915695, 72038283, 120063805, 168089327, 360191415, 504267981, 840446635, 2521339905]

約数ペア:

[(1, 2521339905), (3, 840446635), (5, 504267981), (7, 360191415), (15, 168089327), (21, 120063805), (35, 72038283), (79, 31915695), (105, 24012761), (237, 10638565), (395, 6383139), (553, 4559385), (1185, 2127713), (1659, 1519795), (2765, 911877), (8295, 303959)]