1330404278

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2021891}}^1$

素因数の和:2021947

約数の個数: 16

約数和(自身を含む): 2329219584

約数和(自身を除く): 998815306

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2021891, 4043782, 14153237, 28306474, 95028877, 190057754, 665202139, 1330404278]

約数ペア:

[(1, 1330404278), (2, 665202139), (7, 190057754), (14, 95028877), (47, 28306474), (94, 14153237), (329, 4043782), (658, 2021891)]