51197139

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9791}}^1$

素因数の和:9887

約数の個数: 24

約数和(自身を含む): 85542912

約数和(自身を除く): 34345773

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 9791, 29373, 68537, 88119, 205611, 616833, 812653, 2437959, 5688571, 7313877, 17065713, 51197139]

約数ペア:

[(1, 51197139), (3, 17065713), (7, 7313877), (9, 5688571), (21, 2437959), (63, 812653), (83, 616833), (249, 205611), (581, 88119), (747, 68537), (1743, 29373), (5229, 9791)]