77989905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{82529}}^1$

素因数の和:82550

約数の個数: 32

約数和(自身を含む): 158457600

約数和(自身を除く): 80467695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 82529, 247587, 412645, 577703, 742761, 1237935, 1733109, 2228283, 2888515, 3713805, 5199327, 8665545, 11141415, 15597981, 25996635, 77989905]

約数ペア:

[(1, 77989905), (3, 25996635), (5, 15597981), (7, 11141415), (9, 8665545), (15, 5199327), (21, 3713805), (27, 2888515), (35, 2228283), (45, 1733109), (63, 1237935), (105, 742761), (135, 577703), (189, 412645), (315, 247587), (945, 82529)]