919793

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 1140480

約数和(自身を除く): 220687

約数列:

[1, 7, 23, 29, 161, 197, 203, 667, 1379, 4531, 4669, 5713, 31717, 39991, 131399, 919793]

約数ペア:

[(1, 919793), (7, 131399), (23, 39991), (29, 31717), (161, 5713), (197, 4669), (203, 4531), (667, 1379)]