26115999

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{353}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 43137024

約数和(自身を除く): 17021025

約数列:

[1, 3, 7, 13, 21, 39, 91, 271, 273, 353, 813, 1059, 1897, 2471, 3523, 4589, 5691, 7413, 10569, 13767, 24661, 32123, 73983, 95663, 96369, 286989, 669641, 1243619, 2008923, 3730857, 8705333, 26115999]

約数ペア:

[(1, 26115999), (3, 8705333), (7, 3730857), (13, 2008923), (21, 1243619), (39, 669641), (91, 286989), (271, 96369), (273, 95663), (353, 73983), (813, 32123), (1059, 24661), (1897, 13767), (2471, 10569), (3523, 7413), (4589, 5691)]