1298049081

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1993931}}^1$

素因数の和:1993972

約数の個数: 16

約数和(自身を含む): 2041786368

約数和(自身を除く): 743737287

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1993931, 5981793, 13957517, 41872551, 61811861, 185435583, 432683027, 1298049081]

約数ペア:

[(1, 1298049081), (3, 432683027), (7, 185435583), (21, 61811861), (31, 41872551), (93, 13957517), (217, 5981793), (651, 1993931)]