311208855

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{6047}}^1$

素因数の和:6175

約数の個数: 32

約数和(自身を含む): 515579904

約数和(自身を除く): 204371049

約数列:

[1, 3, 5, 15, 47, 73, 141, 219, 235, 365, 705, 1095, 3431, 6047, 10293, 17155, 18141, 30235, 51465, 90705, 284209, 441431, 852627, 1324293, 1421045, 2207155, 4263135, 6621465, 20747257, 62241771, 103736285, 311208855]

約数ペア:

[(1, 311208855), (3, 103736285), (5, 62241771), (15, 20747257), (47, 6621465), (73, 4263135), (141, 2207155), (219, 1421045), (235, 1324293), (365, 852627), (705, 441431), (1095, 284209), (3431, 90705), (6047, 51465), (10293, 30235), (17155, 18141)]