328804945

素因数分解:

$5^1\times 7^4\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 468887400

約数和(自身を除く): 140082455

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 343, 427, 449, 1715, 2135, 2245, 2401, 2989, 3143, 12005, 14945, 15715, 20923, 22001, 27389, 104615, 110005, 136945, 146461, 154007, 191723, 732305, 770035, 958615, 1078049, 1342061, 5390245, 6710305, 9394427, 46972135, 65760989, 328804945]

約数ペア:

[(1, 328804945), (5, 65760989), (7, 46972135), (35, 9394427), (49, 6710305), (61, 5390245), (245, 1342061), (305, 1078049), (343, 958615), (427, 770035), (449, 732305), (1715, 191723), (2135, 154007), (2245, 146461), (2401, 136945), (2989, 110005), (3143, 104615), (12005, 27389), (14945, 22001), (15715, 20923)]