2217278

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1453}}^1$

素因数の和:1571

約数の個数: 16

約数和(自身を含む): 3838560

約数和(自身を除く): 1621282

約数列:

[1, 2, 7, 14, 109, 218, 763, 1453, 1526, 2906, 10171, 20342, 158377, 316754, 1108639, 2217278]

約数ペア:

[(1, 2217278), (2, 1108639), (7, 316754), (14, 158377), (109, 20342), (218, 10171), (763, 2906), (1453, 1526)]