287569130

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{71713}}^1$

素因数の和:72121

約数の個数: 16

約数和(自身を含む): 518922504

約数和(自身を除く): 231353374

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 71713, 143426, 358565, 717130, 28756913, 57513826, 143784565, 287569130]

約数ペア:

[(1, 287569130), (2, 143784565), (5, 57513826), (10, 28756913), (401, 717130), (802, 358565), (2005, 143426), (4010, 71713)]