217654009708

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{21447971}}^1$

素因数の和:21448077

約数の個数: 24

約数和(自身を含む): 396358522560

約数和(自身を除く): 178704512852

約数列:

[1, 2, 4, 43, 59, 86, 118, 172, 236, 2537, 5074, 10148, 21447971, 42895942, 85791884, 922262753, 1265430289, 1844525506, 2530860578, 3689051012, 5061721156, 54413502427, 108827004854, 217654009708]

約数ペア:

[(1, 217654009708), (2, 108827004854), (4, 54413502427), (43, 5061721156), (59, 3689051012), (86, 2530860578), (118, 1844525506), (172, 1265430289), (236, 922262753), (2537, 85791884), (5074, 42895942), (10148, 21447971)]