203478007203

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{5417}}^1\times {\mathrm{15991}}^1$

素因数の和:21449

約数の個数: 40

約数和(自身を含む): 314520101280

約数和(自身を除く): 111042094077

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 5417, 15991, 16251, 47973, 48753, 143919, 146259, 157093, 431757, 438777, 463739, 471279, 1295271, 1391217, 1413837, 4173651, 4241511, 12520953, 12724533, 37562859, 86623247, 259869741, 779609223, 2338827669, 2512074163, 7016483007, 7536222489, 22608667467, 67826002401, 203478007203]

約数ペア:

[(1, 203478007203), (3, 67826002401), (9, 22608667467), (27, 7536222489), (29, 7016483007), (81, 2512074163), (87, 2338827669), (261, 779609223), (783, 259869741), (2349, 86623247), (5417, 37562859), (15991, 12724533), (16251, 12520953), (47973, 4241511), (48753, 4173651), (143919, 1413837), (146259, 1391217), (157093, 1295271), (431757, 471279), (438777, 463739)]