81330081

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 128679936

約数和(自身を除く): 47349855

約数列:

[1, 3, 7, 21, 31, 93, 217, 271, 461, 651, 813, 1383, 1897, 3227, 5691, 8401, 9681, 14291, 25203, 42873, 58807, 100037, 124931, 176421, 300111, 374793, 874517, 2623551, 3872861, 11618583, 27110027, 81330081]

約数ペア:

[(1, 81330081), (3, 27110027), (7, 11618583), (21, 3872861), (31, 2623551), (93, 874517), (217, 374793), (271, 300111), (461, 176421), (651, 124931), (813, 100037), (1383, 58807), (1897, 42873), (3227, 25203), (5691, 14291), (8401, 9681)]