853927984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18919}}^1$

素因数の和:18978

約数の個数: 80

約数和(自身を含む): 2102087680

約数和(自身を除く): 1248159696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 11284, 18919, 22568, 37838, 45136, 75676, 132433, 151352, 245947, 264866, 302704, 491894, 529732, 586489, 983788, 1059464, 1172978, 1721629, 1967576, 2118928, 2345956, 3443258, 3935152, 4105423, 4691912, 6886516, 7624357, 8210846, 9383824, 13773032, 15248714, 16421692, 27546064, 30497428, 32843384, 53370499, 60994856, 65686768, 106740998, 121989712, 213481996, 426963992, 853927984]

約数ペア:

[(1, 853927984), (2, 426963992), (4, 213481996), (7, 121989712), (8, 106740998), (13, 65686768), (14, 60994856), (16, 53370499), (26, 32843384), (28, 30497428), (31, 27546064), (52, 16421692), (56, 15248714), (62, 13773032), (91, 9383824), (104, 8210846), (112, 7624357), (124, 6886516), (182, 4691912), (208, 4105423), (217, 3935152), (248, 3443258), (364, 2345956), (403, 2118928), (434, 1967576), (496, 1721629), (728, 1172978), (806, 1059464), (868, 983788), (1456, 586489), (1612, 529732), (1736, 491894), (2821, 302704), (3224, 264866), (3472, 245947), (5642, 151352), (6448, 132433), (11284, 75676), (18919, 45136), (22568, 37838)]