1285427817

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{55639}}^1$

素因数の和:55813

約数の個数: 24

約数和(自身を含む): 1979003520

約数和(自身を除く): 693575703

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1359, 2567, 7701, 23103, 55639, 166917, 500751, 945863, 2837589, 8401489, 8512767, 25204467, 75613401, 142825313, 428475939, 1285427817]

約数ペア:

[(1, 1285427817), (3, 428475939), (9, 142825313), (17, 75613401), (51, 25204467), (151, 8512767), (153, 8401489), (453, 2837589), (1359, 945863), (2567, 500751), (7701, 166917), (23103, 55639)]