210914865

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2333}}^1$

素因数の和:2399

約数の個数: 72

約数和(自身を含む): 435832488

約数和(自身を除く): 224917623

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 49, 63, 105, 123, 147, 205, 245, 287, 315, 369, 441, 615, 735, 861, 1435, 1845, 2009, 2205, 2333, 2583, 4305, 6027, 6999, 10045, 11665, 12915, 16331, 18081, 20997, 30135, 34995, 48993, 81655, 90405, 95653, 104985, 114317, 146979, 244965, 286959, 342951, 478265, 571585, 669571, 734895, 860877, 1028853, 1434795, 1714755, 2008713, 3347855, 4304385, 4686997, 5144265, 6026139, 10043565, 14060991, 23434985, 30130695, 42182973, 70304955, 210914865]

約数ペア:

[(1, 210914865), (3, 70304955), (5, 42182973), (7, 30130695), (9, 23434985), (15, 14060991), (21, 10043565), (35, 6026139), (41, 5144265), (45, 4686997), (49, 4304385), (63, 3347855), (105, 2008713), (123, 1714755), (147, 1434795), (205, 1028853), (245, 860877), (287, 734895), (315, 669571), (369, 571585), (441, 478265), (615, 342951), (735, 286959), (861, 244965), (1435, 146979), (1845, 114317), (2009, 104985), (2205, 95653), (2333, 90405), (2583, 81655), (4305, 48993), (6027, 34995), (6999, 30135), (10045, 20997), (11665, 18081), (12915, 16331)]