1404942003

素因数分解:

$3^4\times {\mathrm{2129}}^1\times {\mathrm{8147}}^1$

素因数の和:10288

約数の個数: 20

約数和(自身を含む): 2099984040

約数和(自身を除く): 695042037

約数列:

[1, 3, 9, 27, 81, 2129, 6387, 8147, 19161, 24441, 57483, 73323, 172449, 219969, 659907, 17344963, 52034889, 156104667, 468314001, 1404942003]

約数ペア:

[(1, 1404942003), (3, 468314001), (9, 156104667), (27, 52034889), (81, 17344963), (2129, 659907), (6387, 219969), (8147, 172449), (19161, 73323), (24441, 57483)]