8581214656

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{617887}}^1$

素因数の和:617937

約数の個数: 56

約数和(自身を含む): 20088774656

約数和(自身を除く): 11507560000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 617887, 1235774, 2471548, 4325209, 4943096, 8650418, 9886192, 17300836, 19154497, 19772384, 34601672, 38308994, 39544768, 69203344, 76617988, 134081479, 138406688, 153235976, 268162958, 276813376, 306471952, 536325916, 612943904, 1072651832, 1225887808, 2145303664, 4290607328, 8581214656]

約数ペア:

[(1, 8581214656), (2, 4290607328), (4, 2145303664), (7, 1225887808), (8, 1072651832), (14, 612943904), (16, 536325916), (28, 306471952), (31, 276813376), (32, 268162958), (56, 153235976), (62, 138406688), (64, 134081479), (112, 76617988), (124, 69203344), (217, 39544768), (224, 38308994), (248, 34601672), (434, 19772384), (448, 19154497), (496, 17300836), (868, 9886192), (992, 8650418), (1736, 4943096), (1984, 4325209), (3472, 2471548), (6944, 1235774), (13888, 617887)]