28992327

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6247}}^1$

素因数の和:6287

約数の個数: 32

約数和(自身を含む): 50383872

約数和(自身を除く): 21391545

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6247, 18741, 43729, 81211, 106199, 131187, 243633, 318597, 568477, 743393, 1380587, 1705431, 2230179, 4141761, 9664109, 28992327]

約数ペア:

[(1, 28992327), (3, 9664109), (7, 4141761), (13, 2230179), (17, 1705431), (21, 1380587), (39, 743393), (51, 568477), (91, 318597), (119, 243633), (221, 131187), (273, 106199), (357, 81211), (663, 43729), (1547, 18741), (4641, 6247)]