28114725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^2\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 47858048

約数和(自身を除く): 19743323

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 223, 615, 669, 1025, 1115, 1681, 3075, 3345, 5043, 5575, 8405, 9143, 16725, 25215, 27429, 42025, 45715, 126075, 137145, 228575, 374863, 685725, 1124589, 1874315, 5622945, 9371575, 28114725]

約数ペア:

[(1, 28114725), (3, 9371575), (5, 5622945), (15, 1874315), (25, 1124589), (41, 685725), (75, 374863), (123, 228575), (205, 137145), (223, 126075), (615, 45715), (669, 42025), (1025, 27429), (1115, 25215), (1681, 16725), (3075, 9143), (3345, 8405), (5043, 5575)]