2128586418

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:909

約数の個数: 128

約数和(自身を含む): 5606768640

約数和(自身を除く): 3478182222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 373, 378, 434, 487, 558, 651, 746, 837, 974, 1119, 1302, 1461, 1674, 1953, 2238, 2611, 2922, 3357, 3409, 3906, 4383, 5222, 5859, 6714, 6818, 7833, 8766, 10071, 10227, 11563, 11718, 13149, 15097, 15666, 20142, 20454, 23126, 23499, 26298, 30194, 30681, 34689, 45291, 46998, 61362, 69378, 70497, 80941, 90582, 92043, 104067, 105679, 135873, 140994, 161882, 181651, 184086, 208134, 211358, 242823, 271746, 312201, 317037, 363302, 407619, 485646, 544953, 624402, 634074, 728469, 815238, 951111, 1089906, 1271557, 1456938, 1634859, 1902222, 2185407, 2543114, 2853333, 3269718, 3814671, 4370814, 4904577, 5631181, 5706666, 7629342, 9809154, 11262362, 11444013, 16893543, 22888026, 33787086, 34332039, 39418267, 50680629, 68664078, 78836534, 101361258, 118254801, 152041887, 236509602, 304083774, 354764403, 709528806, 1064293209, 2128586418]

約数ペア:

[(1, 2128586418), (2, 1064293209), (3, 709528806), (6, 354764403), (7, 304083774), (9, 236509602), (14, 152041887), (18, 118254801), (21, 101361258), (27, 78836534), (31, 68664078), (42, 50680629), (54, 39418267), (62, 34332039), (63, 33787086), (93, 22888026), (126, 16893543), (186, 11444013), (189, 11262362), (217, 9809154), (279, 7629342), (373, 5706666), (378, 5631181), (434, 4904577), (487, 4370814), (558, 3814671), (651, 3269718), (746, 2853333), (837, 2543114), (974, 2185407), (1119, 1902222), (1302, 1634859), (1461, 1456938), (1674, 1271557), (1953, 1089906), (2238, 951111), (2611, 815238), (2922, 728469), (3357, 634074), (3409, 624402), (3906, 544953), (4383, 485646), (5222, 407619), (5859, 363302), (6714, 317037), (6818, 312201), (7833, 271746), (8766, 242823), (10071, 211358), (10227, 208134), (11563, 184086), (11718, 181651), (13149, 161882), (15097, 140994), (15666, 135873), (20142, 105679), (20454, 104067), (23126, 92043), (23499, 90582), (26298, 80941), (30194, 70497), (30681, 69378), (34689, 61362), (45291, 46998)]