87757971

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{5477}}^1$

素因数の和:5603

約数の個数: 24

約数和(自身を含む): 137388240

約数和(自身を除く): 49630269

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 763, 2289, 5341, 5477, 16023, 16431, 38339, 115017, 268373, 596993, 805119, 1790979, 4178951, 12536853, 29252657, 87757971]

約数ペア:

[(1, 87757971), (3, 29252657), (7, 12536853), (21, 4178951), (49, 1790979), (109, 805119), (147, 596993), (327, 268373), (763, 115017), (2289, 38339), (5341, 16431), (5477, 16023)]