86937651

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{20509}}^1$

素因数の和:20675

約数の個数: 16

約数和(自身を含む): 129623200

約数和(自身を除く): 42685549

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 20509, 61527, 184581, 553743, 3219913, 9659739, 28979217, 86937651]

約数ペア:

[(1, 86937651), (3, 28979217), (9, 9659739), (27, 3219913), (157, 553743), (471, 184581), (1413, 61527), (4239, 20509)]