1243201225690

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{894389371}}^1$

素因数の和:894389517

約数の個数: 16

約数和(自身を含む): 2253861217440

約数和(自身を除く): 1010659991750

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 894389371, 1788778742, 4471946855, 8943893710, 124320122569, 248640245138, 621600612845, 1243201225690]

約数ペア:

[(1, 1243201225690), (2, 621600612845), (5, 248640245138), (10, 124320122569), (139, 8943893710), (278, 4471946855), (695, 1788778742), (1390, 894389371)]