243284775

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 419119008

約数和(自身を除く): 175834233

約数列:

[1, 3, 5, 15, 25, 41, 61, 75, 123, 183, 205, 305, 615, 915, 1025, 1297, 1525, 2501, 3075, 3891, 4575, 6485, 7503, 12505, 19455, 32425, 37515, 53177, 62525, 79117, 97275, 159531, 187575, 237351, 265885, 395585, 797655, 1186755, 1329425, 1977925, 3243797, 3988275, 5933775, 9731391, 16218985, 48656955, 81094925, 243284775]

約数ペア:

[(1, 243284775), (3, 81094925), (5, 48656955), (15, 16218985), (25, 9731391), (41, 5933775), (61, 3988275), (75, 3243797), (123, 1977925), (183, 1329425), (205, 1186755), (305, 797655), (615, 395585), (915, 265885), (1025, 237351), (1297, 187575), (1525, 159531), (2501, 97275), (3075, 79117), (3891, 62525), (4575, 53177), (6485, 37515), (7503, 32425), (12505, 19455)]