8243365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4140

約数の個数: 16

約数和(自身を含む): 10999296

約数和(自身を除く): 2755931

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 4091, 20455, 53183, 126821, 265915, 634105, 1648673, 8243365]

約数ペア:

[(1, 8243365), (5, 1648673), (13, 634105), (31, 265915), (65, 126821), (155, 53183), (403, 20455), (2015, 4091)]