31986234

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 86261760

約数和(自身を除く): 54275526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 31, 38, 42, 57, 62, 63, 93, 114, 126, 133, 171, 186, 217, 266, 279, 342, 399, 431, 434, 558, 589, 651, 798, 862, 1178, 1197, 1293, 1302, 1767, 1953, 2394, 2586, 3017, 3534, 3879, 3906, 4123, 5301, 6034, 7758, 8189, 8246, 9051, 10602, 12369, 13361, 16378, 18102, 24567, 24738, 26722, 27153, 37107, 40083, 49134, 54306, 57323, 73701, 74214, 80166, 93527, 114646, 120249, 147402, 171969, 187054, 240498, 253859, 280581, 343938, 507718, 515907, 561162, 761577, 841743, 1031814, 1523154, 1683486, 1777013, 2284731, 3554026, 4569462, 5331039, 10662078, 15993117, 31986234]

約数ペア:

[(1, 31986234), (2, 15993117), (3, 10662078), (6, 5331039), (7, 4569462), (9, 3554026), (14, 2284731), (18, 1777013), (19, 1683486), (21, 1523154), (31, 1031814), (38, 841743), (42, 761577), (57, 561162), (62, 515907), (63, 507718), (93, 343938), (114, 280581), (126, 253859), (133, 240498), (171, 187054), (186, 171969), (217, 147402), (266, 120249), (279, 114646), (342, 93527), (399, 80166), (431, 74214), (434, 73701), (558, 57323), (589, 54306), (651, 49134), (798, 40083), (862, 37107), (1178, 27153), (1197, 26722), (1293, 24738), (1302, 24567), (1767, 18102), (1953, 16378), (2394, 13361), (2586, 12369), (3017, 10602), (3534, 9051), (3879, 8246), (3906, 8189), (4123, 7758), (5301, 6034)]