987137354

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{646879}}^1$

素因数の和:646997

約数の個数: 16

約数和(自身を含む): 1707763200

約数和(自身を除く): 720625846

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 646879, 1293758, 4528153, 9056306, 70509811, 141019622, 493568677, 987137354]

約数ペア:

[(1, 987137354), (2, 493568677), (7, 141019622), (14, 70509811), (109, 9056306), (218, 4528153), (763, 1293758), (1526, 646879)]