9978269

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 12254976

約数和(自身を除く): 2276707

約数列:

[1, 7, 17, 71, 119, 497, 1181, 1207, 8267, 8449, 20077, 83851, 140539, 586957, 1425467, 9978269]

約数ペア:

[(1, 9978269), (7, 1425467), (17, 586957), (71, 140539), (119, 83851), (497, 20077), (1181, 8449), (1207, 8267)]