31335408

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:927

約数の個数: 120

約数和(自身を含む): 99524880

約数和(自身を除く): 68189472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 624, 684, 741, 881, 912, 936, 988, 1368, 1482, 1762, 1872, 1976, 2223, 2643, 2736, 2964, 3524, 3952, 4446, 5286, 5928, 7048, 7929, 8892, 10572, 11453, 11856, 14096, 15858, 16739, 17784, 21144, 22906, 31716, 33478, 34359, 35568, 42288, 45812, 50217, 63432, 66956, 68718, 91624, 100434, 103077, 126864, 133912, 137436, 150651, 183248, 200868, 206154, 217607, 267824, 274872, 301302, 401736, 412308, 435214, 549744, 602604, 652821, 803472, 824616, 870428, 1205208, 1305642, 1649232, 1740856, 1958463, 2410416, 2611284, 3481712, 3916926, 5222568, 7833852, 10445136, 15667704, 31335408]

約数ペア:

[(1, 31335408), (2, 15667704), (3, 10445136), (4, 7833852), (6, 5222568), (8, 3916926), (9, 3481712), (12, 2611284), (13, 2410416), (16, 1958463), (18, 1740856), (19, 1649232), (24, 1305642), (26, 1205208), (36, 870428), (38, 824616), (39, 803472), (48, 652821), (52, 602604), (57, 549744), (72, 435214), (76, 412308), (78, 401736), (104, 301302), (114, 274872), (117, 267824), (144, 217607), (152, 206154), (156, 200868), (171, 183248), (208, 150651), (228, 137436), (234, 133912), (247, 126864), (304, 103077), (312, 100434), (342, 91624), (456, 68718), (468, 66956), (494, 63432), (624, 50217), (684, 45812), (741, 42288), (881, 35568), (912, 34359), (936, 33478), (988, 31716), (1368, 22906), (1482, 21144), (1762, 17784), (1872, 16739), (1976, 15858), (2223, 14096), (2643, 11856), (2736, 11453), (2964, 10572), (3524, 8892), (3952, 7929), (4446, 7048), (5286, 5928)]