1261193087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{399491}}^1$

素因数の和:399550

約数の個数: 16

約数和(自身を含む): 1610751744

約数和(自身を除く): 349558657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 399491, 2796437, 4394401, 16379131, 30760807, 114653917, 180170441, 1261193087]

約数ペア:

[(1, 1261193087), (7, 180170441), (11, 114653917), (41, 30760807), (77, 16379131), (287, 4394401), (451, 2796437), (3157, 399491)]