215638201

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1361}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 235353600

約数和(自身を除く): 19715399

約数列:

[1, 19, 31, 269, 589, 1361, 5111, 8339, 25859, 42191, 158441, 366109, 801629, 6956071, 11349379, 215638201]

約数ペア:

[(1, 215638201), (19, 11349379), (31, 6956071), (269, 801629), (589, 366109), (1361, 158441), (5111, 42191), (8339, 25859)]