2247825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 4124736

約数和(自身を除く): 1876911

約数列:

[1, 3, 5, 15, 17, 25, 41, 43, 51, 75, 85, 123, 129, 205, 215, 255, 425, 615, 645, 697, 731, 1025, 1075, 1275, 1763, 2091, 2193, 3075, 3225, 3485, 3655, 5289, 8815, 10455, 10965, 17425, 18275, 26445, 29971, 44075, 52275, 54825, 89913, 132225, 149855, 449565, 749275, 2247825]

約数ペア:

[(1, 2247825), (3, 749275), (5, 449565), (15, 149855), (17, 132225), (25, 89913), (41, 54825), (43, 52275), (51, 44075), (75, 29971), (85, 26445), (123, 18275), (129, 17425), (205, 10965), (215, 10455), (255, 8815), (425, 5289), (615, 3655), (645, 3485), (697, 3225), (731, 3075), (1025, 2193), (1075, 2091), (1275, 1763)]