978996893

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{21727}}^1$

素因数の和:21932

約数の個数: 16

約数和(自身を含む): 1153496064

約数和(自身を除く): 174499171

約数列:

[1, 7, 41, 157, 287, 1099, 6437, 21727, 45059, 152089, 890807, 3411139, 6235649, 23877973, 139856699, 978996893]

約数ペア:

[(1, 978996893), (7, 139856699), (41, 23877973), (157, 6235649), (287, 3411139), (1099, 890807), (6437, 152089), (21727, 45059)]