209317872

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{256517}}^1$

素因数の和:256545

約数の個数: 40

約数和(自身を含む): 572548176

約数和(自身を除く): 363230304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 256517, 513034, 769551, 1026068, 1539102, 2052136, 3078204, 4104272, 4360789, 6156408, 8721578, 12312816, 13082367, 17443156, 26164734, 34886312, 52329468, 69772624, 104658936, 209317872]

約数ペア:

[(1, 209317872), (2, 104658936), (3, 69772624), (4, 52329468), (6, 34886312), (8, 26164734), (12, 17443156), (16, 13082367), (17, 12312816), (24, 8721578), (34, 6156408), (48, 4360789), (51, 4104272), (68, 3078204), (102, 2052136), (136, 1539102), (204, 1026068), (272, 769551), (408, 513034), (816, 256517)]