81302517

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{829}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 124689240

約数和(自身を除く): 43386723

約数列:

[1, 3, 9, 17, 51, 153, 641, 829, 1923, 2487, 5769, 7461, 10897, 14093, 32691, 42279, 98073, 126837, 531389, 1594167, 4782501, 9033613, 27100839, 81302517]

約数ペア:

[(1, 81302517), (3, 27100839), (9, 9033613), (17, 4782501), (51, 1594167), (153, 531389), (641, 126837), (829, 98073), (1923, 42279), (2487, 32691), (5769, 14093), (7461, 10897)]