12780489

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{317}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 17400960

約数和(自身を除く): 4620471

約数列:

[1, 3, 89, 151, 267, 317, 453, 951, 13439, 28213, 40317, 47867, 84639, 143601, 4260163, 12780489]

約数ペア:

[(1, 12780489), (3, 4260163), (89, 143601), (151, 84639), (267, 47867), (317, 40317), (453, 28213), (951, 13439)]