260040823

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 326177280

約数和(自身を除く): 66136457

約数列:

[1, 7, 17, 43, 89, 119, 301, 571, 623, 731, 1513, 3827, 3997, 5117, 9707, 10591, 24553, 26789, 50819, 65059, 67949, 171871, 355733, 417401, 455413, 863923, 2185217, 2921807, 6047461, 15296519, 37148689, 260040823]

約数ペア:

[(1, 260040823), (7, 37148689), (17, 15296519), (43, 6047461), (89, 2921807), (119, 2185217), (301, 863923), (571, 455413), (623, 417401), (731, 355733), (1513, 171871), (3827, 67949), (3997, 65059), (5117, 50819), (9707, 26789), (10591, 24553)]