31418184

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 96215040

約数和(自身を除く): 64796856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 47, 56, 69, 84, 92, 94, 138, 141, 161, 168, 173, 184, 188, 276, 282, 322, 329, 346, 376, 483, 519, 552, 564, 644, 658, 692, 966, 987, 1038, 1081, 1128, 1211, 1288, 1316, 1384, 1932, 1974, 2076, 2162, 2422, 2632, 3243, 3633, 3864, 3948, 3979, 4152, 4324, 4844, 6486, 7266, 7567, 7896, 7958, 8131, 8648, 9688, 11937, 12972, 14532, 15134, 15916, 16262, 22701, 23874, 24393, 25944, 27853, 29064, 30268, 31832, 32524, 45402, 47748, 48786, 55706, 56917, 60536, 65048, 83559, 90804, 95496, 97572, 111412, 113834, 167118, 170751, 181608, 187013, 195144, 222824, 227668, 334236, 341502, 374026, 455336, 561039, 668472, 683004, 748052, 1122078, 1309091, 1366008, 1496104, 2244156, 2618182, 3927273, 4488312, 5236364, 7854546, 10472728, 15709092, 31418184]

約数ペア:

[(1, 31418184), (2, 15709092), (3, 10472728), (4, 7854546), (6, 5236364), (7, 4488312), (8, 3927273), (12, 2618182), (14, 2244156), (21, 1496104), (23, 1366008), (24, 1309091), (28, 1122078), (42, 748052), (46, 683004), (47, 668472), (56, 561039), (69, 455336), (84, 374026), (92, 341502), (94, 334236), (138, 227668), (141, 222824), (161, 195144), (168, 187013), (173, 181608), (184, 170751), (188, 167118), (276, 113834), (282, 111412), (322, 97572), (329, 95496), (346, 90804), (376, 83559), (483, 65048), (519, 60536), (552, 56917), (564, 55706), (644, 48786), (658, 47748), (692, 45402), (966, 32524), (987, 31832), (1038, 30268), (1081, 29064), (1128, 27853), (1211, 25944), (1288, 24393), (1316, 23874), (1384, 22701), (1932, 16262), (1974, 15916), (2076, 15134), (2162, 14532), (2422, 12972), (2632, 11937), (3243, 9688), (3633, 8648), (3864, 8131), (3948, 7958), (3979, 7896), (4152, 7567), (4324, 7266), (4844, 6486)]