393675317

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 477066240

約数和(自身を除く): 83390923

約数列:

[1, 7, 41, 59, 67, 287, 347, 413, 469, 2419, 2429, 2747, 3953, 14227, 16933, 19229, 20473, 23249, 27671, 99589, 143311, 162073, 162743, 839393, 953209, 1134511, 1371691, 5875751, 6672463, 9601837, 56239331, 393675317]

約数ペア:

[(1, 393675317), (7, 56239331), (41, 9601837), (59, 6672463), (67, 5875751), (287, 1371691), (347, 1134511), (413, 953209), (469, 839393), (2419, 162743), (2429, 162073), (2747, 143311), (3953, 99589), (14227, 27671), (16933, 23249), (19229, 20473)]