12499875

素因数分解:

$3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 23167872

約数和(自身を除く): 10667997

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 125, 205, 225, 271, 369, 375, 615, 813, 1025, 1125, 1355, 1845, 2439, 3075, 4065, 5125, 6775, 9225, 11111, 12195, 15375, 20325, 33333, 33875, 46125, 55555, 60975, 99999, 101625, 166665, 277775, 304875, 499995, 833325, 1388875, 2499975, 4166625, 12499875]

約数ペア:

[(1, 12499875), (3, 4166625), (5, 2499975), (9, 1388875), (15, 833325), (25, 499995), (41, 304875), (45, 277775), (75, 166665), (123, 101625), (125, 99999), (205, 60975), (225, 55555), (271, 46125), (369, 33875), (375, 33333), (615, 20325), (813, 15375), (1025, 12195), (1125, 11111), (1355, 9225), (1845, 6775), (2439, 5125), (3075, 4065)]