2078977521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{971939}}^1$

素因数の和:971996

約数の個数: 16

約数和(自身を含む): 2985799680

約数和(自身を除く): 906822159

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 971939, 2915817, 22354597, 30130109, 67063791, 90390327, 692992507, 2078977521]

約数ペア:

[(1, 2078977521), (3, 692992507), (23, 90390327), (31, 67063791), (69, 30130109), (93, 22354597), (713, 2915817), (2139, 971939)]