51816155

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{643}}^1$

素因数の和:946

約数の個数: 16

約数和(自身を含む): 63431424

約数和(自身を除く): 11615269

約数列:

[1, 5, 71, 227, 355, 643, 1135, 3215, 16117, 45653, 80585, 145961, 228265, 729805, 10363231, 51816155]

約数ペア:

[(1, 51816155), (5, 10363231), (71, 729805), (227, 228265), (355, 145961), (643, 80585), (1135, 45653), (3215, 16117)]