2640264263

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1527047}}^1$

素因数の和:1527086

約数の個数: 16

約数和(自身を含む): 3420587520

約数和(自身を除く): 780323257

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1527047, 10689329, 19851611, 29013893, 138961277, 203097251, 377180609, 2640264263]

約数ペア:

[(1, 2640264263), (7, 377180609), (13, 203097251), (19, 138961277), (91, 29013893), (133, 19851611), (247, 10689329), (1729, 1527047)]