26151321

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 44011520

約数和(自身を除く): 17860199

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 139, 217, 289, 357, 417, 527, 651, 867, 973, 1581, 2023, 2363, 2919, 3689, 4309, 6069, 7089, 8959, 11067, 12927, 16541, 26877, 30163, 40171, 49623, 62713, 73253, 90489, 120513, 188139, 219759, 281197, 512771, 843591, 1245301, 1538313, 3735903, 8717107, 26151321]

約数ペア:

[(1, 26151321), (3, 8717107), (7, 3735903), (17, 1538313), (21, 1245301), (31, 843591), (51, 512771), (93, 281197), (119, 219759), (139, 188139), (217, 120513), (289, 90489), (357, 73253), (417, 62713), (527, 49623), (651, 40171), (867, 30163), (973, 26877), (1581, 16541), (2023, 12927), (2363, 11067), (2919, 8959), (3689, 7089), (4309, 6069)]