80719639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{6203}}^1$

素因数の和:6247

約数の個数: 24

約数和(自身を含む): 108991872

約数和(自身を除く): 28272233

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1859, 6203, 13013, 43421, 68233, 80639, 477631, 564473, 887029, 1048307, 6209203, 7338149, 11531377, 80719639]

約数ペア:

[(1, 80719639), (7, 11531377), (11, 7338149), (13, 6209203), (77, 1048307), (91, 887029), (143, 564473), (169, 477631), (1001, 80639), (1183, 68233), (1859, 43421), (6203, 13013)]