214684517

素因数分解:

${\mathrm{17}}^2\times {\mathrm{31}}^2\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 18

約数和(自身を含む): 235954674

約数和(自身を除く): 21270157

約数列:

[1, 17, 31, 289, 527, 773, 961, 8959, 13141, 16337, 23963, 223397, 277729, 407371, 742853, 6925307, 12628501, 214684517]

約数ペア:

[(1, 214684517), (17, 12628501), (31, 6925307), (289, 742853), (527, 407371), (773, 277729), (961, 223397), (8959, 23963), (13141, 16337)]