13402305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 26817024

約数和(自身を除く): 13414719

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 157, 271, 315, 471, 785, 813, 1099, 1355, 1413, 1897, 2355, 2439, 3297, 4065, 5495, 5691, 7065, 9485, 9891, 12195, 16485, 17073, 28455, 42547, 49455, 85365, 127641, 212735, 297829, 382923, 638205, 893487, 1489145, 1914615, 2680461, 4467435, 13402305]

約数ペア:

[(1, 13402305), (3, 4467435), (5, 2680461), (7, 1914615), (9, 1489145), (15, 893487), (21, 638205), (35, 382923), (45, 297829), (63, 212735), (105, 127641), (157, 85365), (271, 49455), (315, 42547), (471, 28455), (785, 17073), (813, 16485), (1099, 12195), (1355, 9891), (1413, 9485), (1897, 7065), (2355, 5691), (2439, 5495), (3297, 4065)]