28769559

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6199}}^1$

素因数の和:6239

約数の個数: 32

約数和(自身を含む): 49996800

約数和(自身を除く): 21227241

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6199, 18597, 43393, 80587, 105383, 130179, 241761, 316149, 564109, 737681, 1369979, 1692327, 2213043, 4109937, 9589853, 28769559]

約数ペア:

[(1, 28769559), (3, 9589853), (7, 4109937), (13, 2213043), (17, 1692327), (21, 1369979), (39, 737681), (51, 564109), (91, 316149), (119, 241761), (221, 130179), (273, 105383), (357, 80587), (663, 43393), (1547, 18597), (4641, 6199)]