212960559

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{171881}}^1$

素因数の和:171950

約数の個数: 16

約数和(自身を含む): 330013440

約数和(自身を除く): 117052881

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 171881, 515643, 1203167, 3609501, 10140979, 30422937, 70986853, 212960559]

約数ペア:

[(1, 212960559), (3, 70986853), (7, 30422937), (21, 10140979), (59, 3609501), (177, 1203167), (413, 515643), (1239, 171881)]