131749810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{321341}}^1$

素因数の和:321389

約数の個数: 16

約数和(自身を含む): 242934552

約数和(自身を除く): 111184742

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 321341, 642682, 1606705, 3213410, 13174981, 26349962, 65874905, 131749810]

約数ペア:

[(1, 131749810), (2, 65874905), (5, 26349962), (10, 13174981), (41, 3213410), (82, 1606705), (205, 642682), (410, 321341)]