85640219

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{9811}}^1$

素因数の和:9890

約数の個数: 16

約数和(自身を含む): 103614720

約数和(自身を除く): 17974501

約数列:

[1, 7, 29, 43, 203, 301, 1247, 8729, 9811, 68677, 284519, 421873, 1991633, 2953111, 12234317, 85640219]

約数ペア:

[(1, 85640219), (7, 12234317), (29, 2953111), (43, 1991633), (203, 421873), (301, 284519), (1247, 68677), (8729, 9811)]