87994984

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{20407}}^1$

素因数の和:20438

約数の個数: 48

約数和(自身を含む): 209386080

約数和(自身を除く): 121391096

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 20407, 40814, 81628, 142849, 163256, 224477, 285698, 448954, 571396, 897908, 999943, 1142792, 1571339, 1795816, 1999886, 3142678, 3999772, 6285356, 7999544, 10999373, 12570712, 21998746, 43997492, 87994984]

約数ペア:

[(1, 87994984), (2, 43997492), (4, 21998746), (7, 12570712), (8, 10999373), (11, 7999544), (14, 6285356), (22, 3999772), (28, 3142678), (44, 1999886), (49, 1795816), (56, 1571339), (77, 1142792), (88, 999943), (98, 897908), (154, 571396), (196, 448954), (308, 285698), (392, 224477), (539, 163256), (616, 142849), (1078, 81628), (2156, 40814), (4312, 20407)]