31531031

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 37048320

約数和(自身を除く): 5517289

約数列:

[1, 7, 47, 239, 329, 401, 1673, 2807, 11233, 18847, 78631, 95839, 131929, 670873, 4504433, 31531031]

約数ペア:

[(1, 31531031), (7, 4504433), (47, 670873), (239, 131929), (329, 95839), (401, 78631), (1673, 18847), (2807, 11233)]