28250025

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{9187}}^1$

素因数の和:9241

約数の個数: 24

約数和(自身を含む): 47851104

約数和(自身を除く): 19601079

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 9187, 27561, 45935, 137805, 229675, 376667, 689025, 1130001, 1883335, 5650005, 9416675, 28250025]

約数ペア:

[(1, 28250025), (3, 9416675), (5, 5650005), (15, 1883335), (25, 1130001), (41, 689025), (75, 376667), (123, 229675), (205, 137805), (615, 45935), (1025, 27561), (3075, 9187)]