203431424

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1887

約数の個数: 80

約数和(自身を含む): 479778816

約数和(自身を除く): 276347392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1831, 1984, 3472, 3584, 3662, 3968, 6944, 7324, 7936, 12817, 13888, 14648, 15872, 25634, 27776, 29296, 51268, 55552, 56761, 58592, 102536, 111104, 113522, 117184, 205072, 227044, 234368, 397327, 410144, 454088, 468736, 794654, 820288, 908176, 937472, 1589308, 1640576, 1816352, 3178616, 3281152, 3632704, 6357232, 6562304, 7265408, 12714464, 14530816, 25428928, 29061632, 50857856, 101715712, 203431424]

約数ペア:

[(1, 203431424), (2, 101715712), (4, 50857856), (7, 29061632), (8, 25428928), (14, 14530816), (16, 12714464), (28, 7265408), (31, 6562304), (32, 6357232), (56, 3632704), (62, 3281152), (64, 3178616), (112, 1816352), (124, 1640576), (128, 1589308), (217, 937472), (224, 908176), (248, 820288), (256, 794654), (434, 468736), (448, 454088), (496, 410144), (512, 397327), (868, 234368), (896, 227044), (992, 205072), (1736, 117184), (1792, 113522), (1831, 111104), (1984, 102536), (3472, 58592), (3584, 56761), (3662, 55552), (3968, 51268), (6944, 29296), (7324, 27776), (7936, 25634), (12817, 15872), (13888, 14648)]