989290414

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2279471}}^1$

素因数の和:2279511

約数の個数: 16

約数和(自身を含む): 1750634496

約数和(自身を除く): 761344082

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 2279471, 4558942, 15956297, 31912594, 70663601, 141327202, 494645207, 989290414]

約数ペア:

[(1, 989290414), (2, 494645207), (7, 141327202), (14, 70663601), (31, 31912594), (62, 15956297), (217, 4558942), (434, 2279471)]