87161396

素因数分解:

$2^2\times 7^2\times {\mathrm{444701}}^1$

素因数の和:444719

約数の個数: 18

約数和(自身を含む): 177436098

約数和(自身を除く): 90274702

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 444701, 889402, 1778804, 3112907, 6225814, 12451628, 21790349, 43580698, 87161396]

約数ペア:

[(1, 87161396), (2, 43580698), (4, 21790349), (7, 12451628), (14, 6225814), (28, 3112907), (49, 1778804), (98, 889402), (196, 444701)]