427861504

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3851}}^1$

素因数の和:3907

約数の個数: 80

約数和(自身を含む): 1008792576

約数和(自身を除く): 580931072

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, 1984, 3472, 3584, 3851, 3968, 6944, 7702, 7936, 13888, 15404, 15872, 26957, 27776, 30808, 53914, 55552, 61616, 107828, 111104, 119381, 123232, 215656, 238762, 246464, 431312, 477524, 492928, 835667, 862624, 955048, 985856, 1671334, 1725248, 1910096, 1971712, 3342668, 3450496, 3820192, 6685336, 6900992, 7640384, 13370672, 13801984, 15280768, 26741344, 30561536, 53482688, 61123072, 106965376, 213930752, 427861504]

約数ペア:

[(1, 427861504), (2, 213930752), (4, 106965376), (7, 61123072), (8, 53482688), (14, 30561536), (16, 26741344), (28, 15280768), (31, 13801984), (32, 13370672), (56, 7640384), (62, 6900992), (64, 6685336), (112, 3820192), (124, 3450496), (128, 3342668), (217, 1971712), (224, 1910096), (248, 1725248), (256, 1671334), (434, 985856), (448, 955048), (496, 862624), (512, 835667), (868, 492928), (896, 477524), (992, 431312), (1736, 246464), (1792, 238762), (1984, 215656), (3472, 123232), (3584, 119381), (3851, 111104), (3968, 107828), (6944, 61616), (7702, 55552), (7936, 53914), (13888, 30808), (15404, 27776), (15872, 26957)]