81361335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13327}}^1$

素因数の和:13383

約数の個数: 32

約数和(自身を含む): 145861632

約数和(自身を除く): 64500297

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 6105, 13327, 39981, 66635, 146597, 199905, 439791, 493099, 732985, 1479297, 2198955, 2465495, 5424089, 7396485, 16272267, 27120445, 81361335]

約数ペア:

[(1, 81361335), (3, 27120445), (5, 16272267), (11, 7396485), (15, 5424089), (33, 2465495), (37, 2198955), (55, 1479297), (111, 732985), (165, 493099), (185, 439791), (407, 199905), (555, 146597), (1221, 66635), (2035, 39981), (6105, 13327)]