77391531

素因数分解:

$3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 150961536

約数和(自身を除く): 73570005

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 37, 49, 51, 63, 81, 93, 111, 119, 147, 153, 189, 217, 259, 279, 333, 357, 441, 459, 527, 567, 629, 651, 777, 833, 837, 999, 1071, 1147, 1323, 1377, 1519, 1581, 1813, 1887, 1953, 2331, 2499, 2511, 2997, 3213, 3441, 3689, 3969, 4403, 4557, 4743, 5439, 5661, 5859, 6993, 7497, 8029, 9639, 10323, 11067, 13209, 13671, 14229, 16317, 16983, 17577, 19499, 20979, 22491, 24087, 25823, 30821, 30969, 33201, 39627, 41013, 42687, 48951, 50949, 56203, 58497, 67473, 72261, 77469, 92463, 92907, 99603, 118881, 123039, 136493, 146853, 168609, 175491, 216783, 232407, 277389, 298809, 356643, 409479, 505827, 526473, 650349, 697221, 832167, 955451, 1228437, 1517481, 1579419, 2091663, 2496501, 2866353, 3685311, 4552443, 8599059, 11055933, 25797177, 77391531]

約数ペア:

[(1, 77391531), (3, 25797177), (7, 11055933), (9, 8599059), (17, 4552443), (21, 3685311), (27, 2866353), (31, 2496501), (37, 2091663), (49, 1579419), (51, 1517481), (63, 1228437), (81, 955451), (93, 832167), (111, 697221), (119, 650349), (147, 526473), (153, 505827), (189, 409479), (217, 356643), (259, 298809), (279, 277389), (333, 232407), (357, 216783), (441, 175491), (459, 168609), (527, 146853), (567, 136493), (629, 123039), (651, 118881), (777, 99603), (833, 92907), (837, 92463), (999, 77469), (1071, 72261), (1147, 67473), (1323, 58497), (1377, 56203), (1519, 50949), (1581, 48951), (1813, 42687), (1887, 41013), (1953, 39627), (2331, 33201), (2499, 30969), (2511, 30821), (2997, 25823), (3213, 24087), (3441, 22491), (3689, 20979), (3969, 19499), (4403, 17577), (4557, 16983), (4743, 16317), (5439, 14229), (5661, 13671), (5859, 13209), (6993, 11067), (7497, 10323), (8029, 9639)]