28609985

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 35138880

約数和(自身を除く): 6528895

約数列:

[1, 5, 59, 293, 295, 331, 1465, 1655, 17287, 19529, 86435, 96983, 97645, 484915, 5721997, 28609985]

約数ペア:

[(1, 28609985), (5, 5721997), (59, 484915), (293, 97645), (295, 96983), (331, 86435), (1465, 19529), (1655, 17287)]