890679982

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 1388016000

約数和(自身を除く): 497336018

約数列:

[1, 2, 41, 82, 149, 269, 271, 298, 538, 542, 6109, 11029, 11111, 12218, 22058, 22222, 40081, 40379, 72899, 80162, 80758, 145798, 1643321, 1655539, 2988859, 3286642, 3311078, 5977718, 10861951, 21723902, 445339991, 890679982]

約数ペア:

[(1, 890679982), (2, 445339991), (41, 21723902), (82, 10861951), (149, 5977718), (269, 3311078), (271, 3286642), (298, 2988859), (538, 1655539), (542, 1643321), (6109, 145798), (11029, 80758), (11111, 80162), (12218, 72899), (22058, 40379), (22222, 40081)]