978173937

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{124783}}^1$

素因数の和:124869

約数の個数: 24

約数和(自身を含む): 1544326784

約数和(自身を除く): 566152847

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 7839, 124783, 374349, 1123047, 1622179, 4866537, 8360461, 14599611, 25081383, 75244149, 108685993, 326057979, 978173937]

約数ペア:

[(1, 978173937), (3, 326057979), (9, 108685993), (13, 75244149), (39, 25081383), (67, 14599611), (117, 8360461), (201, 4866537), (603, 1622179), (871, 1123047), (2613, 374349), (7839, 124783)]