64843519

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 71414784

約数和(自身を除く): 6571265

約数列:

[1, 13, 71, 163, 431, 923, 2119, 5603, 11573, 30601, 70253, 150449, 397813, 913289, 4987963, 64843519]

約数ペア:

[(1, 64843519), (13, 4987963), (71, 913289), (163, 397813), (431, 150449), (923, 70253), (2119, 30601), (5603, 11573)]