54978891

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 81000192

約数和(自身を除く): 26021301

約数列:

[1, 3, 11, 33, 121, 311, 363, 487, 933, 1461, 3421, 5357, 10263, 16071, 37631, 58927, 112893, 151457, 176781, 454371, 1666027, 4998081, 18326297, 54978891]

約数ペア:

[(1, 54978891), (3, 18326297), (11, 4998081), (33, 1666027), (121, 454371), (311, 176781), (363, 151457), (487, 112893), (933, 58927), (1461, 37631), (3421, 16071), (5357, 10263)]