28239411968

素因数分解:

$2^8\times {\mathrm{281}}^1\times {\mathrm{457}}^1\times {\mathrm{859}}^1$

素因数の和:1613

約数の個数: 72

約数和(自身を含む): 56758895760

約数和(自身を除く): 28519483792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 281, 457, 562, 859, 914, 1124, 1718, 1828, 2248, 3436, 3656, 4496, 6872, 7312, 8992, 13744, 14624, 17984, 27488, 29248, 35968, 54976, 58496, 71936, 109952, 116992, 128417, 219904, 241379, 256834, 392563, 482758, 513668, 785126, 965516, 1027336, 1570252, 1931032, 2054672, 3140504, 3862064, 4109344, 6281008, 7724128, 8218688, 12562016, 15448256, 16437376, 25124032, 30896512, 32874752, 50248064, 61793024, 100496128, 110310203, 220620406, 441240812, 882481624, 1764963248, 3529926496, 7059852992, 14119705984, 28239411968]

約数ペア:

[(1, 28239411968), (2, 14119705984), (4, 7059852992), (8, 3529926496), (16, 1764963248), (32, 882481624), (64, 441240812), (128, 220620406), (256, 110310203), (281, 100496128), (457, 61793024), (562, 50248064), (859, 32874752), (914, 30896512), (1124, 25124032), (1718, 16437376), (1828, 15448256), (2248, 12562016), (3436, 8218688), (3656, 7724128), (4496, 6281008), (6872, 4109344), (7312, 3862064), (8992, 3140504), (13744, 2054672), (14624, 1931032), (17984, 1570252), (27488, 1027336), (29248, 965516), (35968, 785126), (54976, 513668), (58496, 482758), (71936, 392563), (109952, 256834), (116992, 241379), (128417, 219904)]