67256257

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 72990720

約数和(自身を除く): 5734463

約数列:

[1, 19, 43, 191, 431, 817, 3629, 8189, 8213, 18533, 82321, 156047, 352127, 1564099, 3539803, 67256257]

約数ペア:

[(1, 67256257), (19, 3539803), (43, 1564099), (191, 352127), (431, 156047), (817, 82321), (3629, 18533), (8189, 8213)]