16855888905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{440159}}^1$

素因数の和:440230

約数の個数: 48

約数和(自身を含む): 31311221760

約数和(自身を除く): 14455332855

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 555, 851, 1035, 1665, 2553, 4255, 7659, 12765, 38295, 440159, 1320477, 2200795, 3961431, 6602385, 10123657, 16285883, 19807155, 30370971, 48857649, 50618285, 81429415, 91112913, 146572947, 151854855, 244288245, 374575309, 455564565, 732864735, 1123725927, 1872876545, 3371177781, 5618629635, 16855888905]

約数ペア:

[(1, 16855888905), (3, 5618629635), (5, 3371177781), (9, 1872876545), (15, 1123725927), (23, 732864735), (37, 455564565), (45, 374575309), (69, 244288245), (111, 151854855), (115, 146572947), (185, 91112913), (207, 81429415), (333, 50618285), (345, 48857649), (555, 30370971), (851, 19807155), (1035, 16285883), (1665, 10123657), (2553, 6602385), (4255, 3961431), (7659, 2200795), (12765, 1320477), (38295, 440159)]