400809199

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97213}}^1$

素因数の和:97270

約数の個数: 16

約数和(自身を含む): 497735680

約数和(自身を除く): 96926481

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 97213, 680491, 1847047, 3013603, 12929329, 21095221, 57258457, 400809199]

約数ペア:

[(1, 400809199), (7, 57258457), (19, 21095221), (31, 12929329), (133, 3013603), (217, 1847047), (589, 680491), (4123, 97213)]