81782890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1168327}}^1$

素因数の和:1168341

約数の個数: 16

約数和(自身を含む): 168239232

約数和(自身を除く): 86456342

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1168327, 2336654, 5841635, 8178289, 11683270, 16356578, 40891445, 81782890]

約数ペア:

[(1, 81782890), (2, 40891445), (5, 16356578), (7, 11683270), (10, 8178289), (14, 5841635), (35, 2336654), (70, 1168327)]