87940937

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{78031}}^1$

素因数の和:78068

約数の個数: 12

約数和(自身を含む): 106747776

約数和(自身を除く): 18806839

約数列:

[1, 7, 23, 49, 161, 1127, 78031, 546217, 1794713, 3823519, 12562991, 87940937]

約数ペア:

[(1, 87940937), (7, 12562991), (23, 3823519), (49, 1794713), (161, 546217), (1127, 78031)]