211492017

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{49681}}^1$

素因数の和:49741

約数の個数: 24

約数和(自身を含む): 341017248

約数和(自身を除く): 129525231

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 49681, 149043, 447129, 546491, 1639473, 2136283, 4918419, 6408849, 19226547, 23499113, 70497339, 211492017]

約数ペア:

[(1, 211492017), (3, 70497339), (9, 23499113), (11, 19226547), (33, 6408849), (43, 4918419), (99, 2136283), (129, 1639473), (387, 546491), (473, 447129), (1419, 149043), (4257, 49681)]