28331055

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 52955136

約数和(自身を除く): 24624081

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 883, 1035, 1395, 2139, 2649, 3565, 4415, 6417, 7947, 10695, 13245, 20309, 27373, 32085, 39735, 60927, 82119, 101545, 136865, 182781, 246357, 304635, 410595, 629579, 913905, 1231785, 1888737, 3147895, 5666211, 9443685, 28331055]

約数ペア:

[(1, 28331055), (3, 9443685), (5, 5666211), (9, 3147895), (15, 1888737), (23, 1231785), (31, 913905), (45, 629579), (69, 410595), (93, 304635), (115, 246357), (155, 182781), (207, 136865), (279, 101545), (345, 82119), (465, 60927), (713, 39735), (883, 32085), (1035, 27373), (1395, 20309), (2139, 13245), (2649, 10695), (3565, 7947), (4415, 6417)]