28197075

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{4759}}^1$

素因数の和:4851

約数の個数: 24

約数和(自身を含む): 47219200

約数和(自身を除く): 19022125

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1975, 4759, 5925, 14277, 23795, 71385, 118975, 356925, 375961, 1127883, 1879805, 5639415, 9399025, 28197075]

約数ペア:

[(1, 28197075), (3, 9399025), (5, 5639415), (15, 1879805), (25, 1127883), (75, 375961), (79, 356925), (237, 118975), (395, 71385), (1185, 23795), (1975, 14277), (4759, 5925)]