216438047

素因数分解:

$7^2\times {\mathrm{617}}^1\times {\mathrm{7159}}^1$

素因数の和:7790

約数の個数: 12

約数和(自身を含む): 252218160

約数和(自身を除く): 35780113

約数列:

[1, 7, 49, 617, 4319, 7159, 30233, 50113, 350791, 4417103, 30919721, 216438047]

約数ペア:

[(1, 216438047), (7, 30919721), (49, 4417103), (617, 350791), (4319, 50113), (7159, 30233)]