55377721

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20233}}^1$

素因数の和:20280

約数の個数: 16

約数和(自身を含む): 69928704

約数和(自身を除く): 14550983

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 20233, 141631, 343961, 465359, 2407727, 3257513, 7911103, 55377721]

約数ペア:

[(1, 55377721), (7, 7911103), (17, 3257513), (23, 2407727), (119, 465359), (161, 343961), (391, 141631), (2737, 20233)]