77921569397

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1224739}}^1$

素因数の和:1224956

約数の個数: 16

約数和(自身を含む): 91120656000

約数和(自身を除く): 13199086603

約数列:

[1, 7, 61, 149, 427, 1043, 9089, 63623, 1224739, 8573173, 74709079, 182486111, 522963553, 1277402777, 11131652771, 77921569397]

約数ペア:

[(1, 77921569397), (7, 11131652771), (61, 1277402777), (149, 522963553), (427, 182486111), (1043, 74709079), (9089, 8573173), (63623, 1224739)]