219374805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 404393472

約数和(自身を除く): 185018667

約数列:

[1, 3, 5, 13, 15, 23, 39, 41, 65, 69, 115, 123, 195, 205, 299, 345, 533, 615, 897, 943, 1193, 1495, 1599, 2665, 2829, 3579, 4485, 4715, 5965, 7995, 12259, 14145, 15509, 17895, 27439, 36777, 46527, 48913, 61295, 77545, 82317, 137195, 146739, 183885, 232635, 244565, 356707, 411585, 635869, 733695, 1070121, 1124999, 1783535, 1907607, 3179345, 3374997, 5350605, 5624995, 9538035, 14624987, 16874985, 43874961, 73124935, 219374805]

約数ペア:

[(1, 219374805), (3, 73124935), (5, 43874961), (13, 16874985), (15, 14624987), (23, 9538035), (39, 5624995), (41, 5350605), (65, 3374997), (69, 3179345), (115, 1907607), (123, 1783535), (195, 1124999), (205, 1070121), (299, 733695), (345, 635869), (533, 411585), (615, 356707), (897, 244565), (943, 232635), (1193, 183885), (1495, 146739), (1599, 137195), (2665, 82317), (2829, 77545), (3579, 61295), (4485, 48913), (4715, 46527), (5965, 36777), (7995, 27439), (12259, 17895), (14145, 15509)]