31308543

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 29074689

約数列:

[1, 3, 7, 9, 17, 21, 23, 31, 41, 51, 63, 69, 93, 119, 123, 153, 161, 207, 217, 279, 287, 357, 369, 391, 483, 527, 651, 697, 713, 861, 943, 1071, 1173, 1271, 1449, 1581, 1953, 2091, 2139, 2583, 2737, 2829, 3519, 3689, 3813, 4743, 4879, 4991, 6273, 6417, 6601, 8211, 8487, 8897, 11067, 11439, 12121, 14637, 14973, 16031, 19803, 21607, 24633, 26691, 29233, 33201, 36363, 43911, 44919, 48093, 59409, 64821, 80073, 84847, 87699, 109089, 112217, 144279, 151249, 194463, 204631, 254541, 263097, 336651, 453747, 496961, 613893, 763623, 1009953, 1361241, 1490883, 1841679, 3478727, 4472649, 10436181, 31308543]

約数ペア:

[(1, 31308543), (3, 10436181), (7, 4472649), (9, 3478727), (17, 1841679), (21, 1490883), (23, 1361241), (31, 1009953), (41, 763623), (51, 613893), (63, 496961), (69, 453747), (93, 336651), (119, 263097), (123, 254541), (153, 204631), (161, 194463), (207, 151249), (217, 144279), (279, 112217), (287, 109089), (357, 87699), (369, 84847), (391, 80073), (483, 64821), (527, 59409), (651, 48093), (697, 44919), (713, 43911), (861, 36363), (943, 33201), (1071, 29233), (1173, 26691), (1271, 24633), (1449, 21607), (1581, 19803), (1953, 16031), (2091, 14973), (2139, 14637), (2583, 12121), (2737, 11439), (2829, 11067), (3519, 8897), (3689, 8487), (3813, 8211), (4743, 6601), (4879, 6417), (4991, 6273)]