16985451

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{13709}}^1$

素因数の和:13778

約数の個数: 16

約数和(自身を含む): 26323200

約数和(自身を除く): 9337749

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 13709, 41127, 95963, 287889, 808831, 2426493, 5661817, 16985451]

約数ペア:

[(1, 16985451), (3, 5661817), (7, 2426493), (21, 808831), (59, 287889), (177, 95963), (413, 41127), (1239, 13709)]