971004671

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{561599}}^1$

素因数の和:561638

約数の個数: 16

約数和(自身を含む): 1257984000

約数和(自身を除く): 286979329

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 561599, 3931193, 7300787, 10670381, 51105509, 74692667, 138714953, 971004671]

約数ペア:

[(1, 971004671), (7, 138714953), (13, 74692667), (19, 51105509), (91, 10670381), (133, 7300787), (247, 3931193), (1729, 561599)]