12345305

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 17667720

約数和(自身を除く): 5322415

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1229, 1435, 2009, 6145, 8603, 10045, 43015, 50389, 60221, 251945, 301105, 352723, 1763615, 2469061, 12345305]

約数ペア:

[(1, 12345305), (5, 2469061), (7, 1763615), (35, 352723), (41, 301105), (49, 251945), (205, 60221), (245, 50389), (287, 43015), (1229, 10045), (1435, 8603), (2009, 6145)]