51238991

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 55173600

約数和(自身を除く): 3934609

約数列:

[1, 19, 89, 157, 193, 1691, 2983, 3667, 13973, 17177, 30301, 265487, 326363, 575719, 2696789, 51238991]

約数ペア:

[(1, 51238991), (19, 2696789), (89, 575719), (157, 326363), (193, 265487), (1691, 30301), (2983, 17177), (3667, 13973)]