215260528

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 120

約数和(自身を含む): 531287424

約数和(自身を除く): 316026896

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 49, 56, 62, 68, 98, 112, 119, 124, 136, 196, 217, 238, 248, 272, 392, 434, 476, 496, 521, 527, 784, 833, 868, 952, 1042, 1054, 1519, 1666, 1736, 1904, 2084, 2108, 3038, 3332, 3472, 3647, 3689, 4168, 4216, 6076, 6664, 7294, 7378, 8336, 8432, 8857, 12152, 13328, 14588, 14756, 16151, 17714, 24304, 25529, 25823, 29176, 29512, 32302, 35428, 51058, 51646, 58352, 59024, 61999, 64604, 70856, 102116, 103292, 113057, 123998, 129208, 141712, 204232, 206584, 226114, 247996, 258416, 274567, 408464, 413168, 433993, 452228, 495992, 549134, 791399, 867986, 904456, 991984, 1098268, 1582798, 1735972, 1808912, 1921969, 2196536, 3165596, 3471944, 3843938, 4393072, 6331192, 6943888, 7687876, 12662384, 13453783, 15375752, 26907566, 30751504, 53815132, 107630264, 215260528]

約数ペア:

[(1, 215260528), (2, 107630264), (4, 53815132), (7, 30751504), (8, 26907566), (14, 15375752), (16, 13453783), (17, 12662384), (28, 7687876), (31, 6943888), (34, 6331192), (49, 4393072), (56, 3843938), (62, 3471944), (68, 3165596), (98, 2196536), (112, 1921969), (119, 1808912), (124, 1735972), (136, 1582798), (196, 1098268), (217, 991984), (238, 904456), (248, 867986), (272, 791399), (392, 549134), (434, 495992), (476, 452228), (496, 433993), (521, 413168), (527, 408464), (784, 274567), (833, 258416), (868, 247996), (952, 226114), (1042, 206584), (1054, 204232), (1519, 141712), (1666, 129208), (1736, 123998), (1904, 113057), (2084, 103292), (2108, 102116), (3038, 70856), (3332, 64604), (3472, 61999), (3647, 59024), (3689, 58352), (4168, 51646), (4216, 51058), (6076, 35428), (6664, 32302), (7294, 29512), (7378, 29176), (8336, 25823), (8432, 25529), (8857, 24304), (12152, 17714), (13328, 16151), (14588, 14756)]