28301273

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 38841600

約数和(自身を除く): 10540327

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 343, 539, 577, 637, 1001, 3773, 4039, 4459, 6347, 7007, 7501, 28273, 44429, 49049, 52507, 82511, 197911, 311003, 367549, 577577, 2177021, 2572843, 4043039, 28301273]

約数ペア:

[(1, 28301273), (7, 4043039), (11, 2572843), (13, 2177021), (49, 577577), (77, 367549), (91, 311003), (143, 197911), (343, 82511), (539, 52507), (577, 49049), (637, 44429), (1001, 28273), (3773, 7501), (4039, 7007), (4459, 6347)]