287643315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 510572160

約数和(自身を除く): 222928845

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 97, 145, 255, 291, 401, 435, 485, 493, 1203, 1455, 1479, 1649, 2005, 2465, 2813, 4947, 6015, 6817, 7395, 8245, 8439, 11629, 14065, 20451, 24735, 34085, 34887, 38897, 42195, 47821, 58145, 102255, 116691, 143463, 174435, 194485, 197693, 239105, 583455, 593079, 661249, 717315, 988465, 1128013, 1983747, 2965395, 3306245, 3384039, 5640065, 9918735, 16920195, 19176221, 57528663, 95881105, 287643315]

約数ペア:

[(1, 287643315), (3, 95881105), (5, 57528663), (15, 19176221), (17, 16920195), (29, 9918735), (51, 5640065), (85, 3384039), (87, 3306245), (97, 2965395), (145, 1983747), (255, 1128013), (291, 988465), (401, 717315), (435, 661249), (485, 593079), (493, 583455), (1203, 239105), (1455, 197693), (1479, 194485), (1649, 174435), (2005, 143463), (2465, 116691), (2813, 102255), (4947, 58145), (6015, 47821), (6817, 42195), (7395, 38897), (8245, 34887), (8439, 34085), (11629, 24735), (14065, 20451)]