209966061

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{51349}}^1$

素因数の和:51428

約数の個数: 16

約数和(自身を含む): 295776000

約数和(自身を除く): 85809939

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 51349, 154047, 1489121, 2413403, 4467363, 7240209, 69988687, 209966061]

約数ペア:

[(1, 209966061), (3, 69988687), (29, 7240209), (47, 4467363), (87, 2413403), (141, 1489121), (1363, 154047), (4089, 51349)]