81864146

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26459}}^1$

素因数の和:26498

約数の個数: 32

約数和(自身を含む): 160030080

約数和(自身を除く): 78165934

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 26459, 52918, 185213, 343967, 370426, 449803, 687934, 899606, 2407769, 3148621, 4815538, 5847439, 6297242, 11694878, 40932073, 81864146]

約数ペア:

[(1, 81864146), (2, 40932073), (7, 11694878), (13, 6297242), (14, 5847439), (17, 4815538), (26, 3148621), (34, 2407769), (91, 899606), (119, 687934), (182, 449803), (221, 370426), (238, 343967), (442, 185213), (1547, 52918), (3094, 26459)]