1279462795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 1674775872

約数和(自身を除く): 395313077

約数列:

[1, 5, 13, 65, 163, 197, 613, 815, 985, 2119, 2561, 3065, 7969, 10595, 12805, 32111, 39845, 99919, 120761, 160555, 417443, 499595, 603805, 1298947, 1569893, 2087215, 6494735, 7849465, 19684043, 98420215, 255892559, 1279462795]

約数ペア:

[(1, 1279462795), (5, 255892559), (13, 98420215), (65, 19684043), (163, 7849465), (197, 6494735), (613, 2087215), (815, 1569893), (985, 1298947), (2119, 603805), (2561, 499595), (3065, 417443), (7969, 160555), (10595, 120761), (12805, 99919), (32111, 39845)]