131137264

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{154643}}^1$

素因数の和:154704

約数の個数: 20

約数和(自身を含む): 258874056

約数和(自身を除く): 127736792

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 154643, 309286, 618572, 1237144, 2474288, 8196079, 16392158, 32784316, 65568632, 131137264]

約数ペア:

[(1, 131137264), (2, 65568632), (4, 32784316), (8, 16392158), (16, 8196079), (53, 2474288), (106, 1237144), (212, 618572), (424, 309286), (848, 154643)]