209306738

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{3821}}^1$

素因数の和:4333

約数の個数: 16

約数和(自身を含む): 319901400

約数和(自身を除く): 110594662

約数列:

[1, 2, 61, 122, 449, 898, 3821, 7642, 27389, 54778, 233081, 466162, 1715629, 3431258, 104653369, 209306738]

約数ペア:

[(1, 209306738), (2, 104653369), (61, 3431258), (122, 1715629), (449, 466162), (898, 233081), (3821, 54778), (7642, 27389)]