1380493821

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1603361}}^1$

素因数の和:1603412

約数の個数: 16

約数和(自身を含む): 2154918528

約数和(自身を除く): 774424707

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1603361, 4810083, 11223527, 33670581, 65737801, 197213403, 460164607, 1380493821]

約数ペア:

[(1, 1380493821), (3, 460164607), (7, 197213403), (21, 65737801), (41, 33670581), (123, 11223527), (287, 4810083), (861, 1603361)]