1639844523

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{82483}}^1$

素因数の和:82583

約数の個数: 18

約数和(自身を含む): 2420163044

約数和(自身を除く): 780318521

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 19881, 82483, 247449, 742347, 3876701, 11630103, 34890309, 182204947, 546614841, 1639844523]

約数ペア:

[(1, 1639844523), (3, 546614841), (9, 182204947), (47, 34890309), (141, 11630103), (423, 3876701), (2209, 742347), (6627, 247449), (19881, 82483)]