28777612084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{31247}}^1$

素因数の和:31552

約数の個数: 48

約数和(自身を含む): 55121472000

約数和(自身を除く): 26343859916

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 199, 356, 398, 796, 1157, 2314, 2587, 4628, 5174, 10348, 17711, 31247, 35422, 62494, 70844, 124988, 230243, 406211, 460486, 812422, 920972, 1624844, 2780983, 5561966, 6218153, 11123932, 12436306, 24872612, 36152779, 72305558, 80835989, 144611116, 161671978, 323343956, 553415617, 1106831234, 2213662468, 7194403021, 14388806042, 28777612084]

約数ペア:

[(1, 28777612084), (2, 14388806042), (4, 7194403021), (13, 2213662468), (26, 1106831234), (52, 553415617), (89, 323343956), (178, 161671978), (199, 144611116), (356, 80835989), (398, 72305558), (796, 36152779), (1157, 24872612), (2314, 12436306), (2587, 11123932), (4628, 6218153), (5174, 5561966), (10348, 2780983), (17711, 1624844), (31247, 920972), (35422, 812422), (62494, 460486), (70844, 406211), (124988, 230243)]