2687963719

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1\times {\mathrm{4007}}^1$

素因数の和:5646

約数の個数: 16

約数和(自身を含む): 3125085696

約数和(自身を除く): 437121977

約数列:

[1, 7, 61, 427, 1571, 4007, 10997, 28049, 95831, 244427, 670817, 1710989, 6294997, 44064979, 383994817, 2687963719]

約数ペア:

[(1, 2687963719), (7, 383994817), (61, 44064979), (427, 6294997), (1571, 1710989), (4007, 670817), (10997, 244427), (28049, 95831)]