239821686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 629070624

約数和(自身を除く): 389248938

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 153, 167, 171, 221, 234, 247, 306, 323, 334, 342, 361, 442, 494, 501, 646, 663, 722, 741, 969, 1002, 1083, 1326, 1482, 1503, 1938, 1989, 2166, 2171, 2223, 2839, 2907, 3006, 3173, 3249, 3978, 4199, 4342, 4446, 4693, 5678, 5814, 6137, 6346, 6498, 6513, 8398, 8517, 9386, 9519, 12274, 12597, 13026, 14079, 17034, 18411, 19038, 19539, 25194, 25551, 28158, 28557, 36822, 36907, 37791, 39078, 41249, 42237, 51102, 53941, 55233, 57114, 60287, 73814, 75582, 79781, 82498, 84474, 107882, 110466, 110721, 120574, 123747, 159562, 161823, 180861, 221442, 239343, 247494, 323646, 332163, 361722, 371241, 478686, 485469, 542583, 664326, 701233, 718029, 742482, 783731, 970938, 1024879, 1085166, 1402466, 1436058, 1567462, 2049758, 2103699, 2351193, 3074637, 4207398, 4702386, 6149274, 6311097, 7053579, 9223911, 12622194, 13323427, 14107158, 18447822, 26646854, 39970281, 79940562, 119910843, 239821686]

約数ペア:

[(1, 239821686), (2, 119910843), (3, 79940562), (6, 39970281), (9, 26646854), (13, 18447822), (17, 14107158), (18, 13323427), (19, 12622194), (26, 9223911), (34, 7053579), (38, 6311097), (39, 6149274), (51, 4702386), (57, 4207398), (78, 3074637), (102, 2351193), (114, 2103699), (117, 2049758), (153, 1567462), (167, 1436058), (171, 1402466), (221, 1085166), (234, 1024879), (247, 970938), (306, 783731), (323, 742482), (334, 718029), (342, 701233), (361, 664326), (442, 542583), (494, 485469), (501, 478686), (646, 371241), (663, 361722), (722, 332163), (741, 323646), (969, 247494), (1002, 239343), (1083, 221442), (1326, 180861), (1482, 161823), (1503, 159562), (1938, 123747), (1989, 120574), (2166, 110721), (2171, 110466), (2223, 107882), (2839, 84474), (2907, 82498), (3006, 79781), (3173, 75582), (3249, 73814), (3978, 60287), (4199, 57114), (4342, 55233), (4446, 53941), (4693, 51102), (5678, 42237), (5814, 41249), (6137, 39078), (6346, 37791), (6498, 36907), (6513, 36822), (8398, 28557), (8517, 28158), (9386, 25551), (9519, 25194), (12274, 19539), (12597, 19038), (13026, 18411), (14079, 17034)]