78146991

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3323}}^1$

素因数の和:3412

約数の個数: 32

約数和(自身を含む): 126577920

約数和(自身を除く): 48430929

約数列:

[1, 3, 9, 13, 27, 39, 67, 117, 201, 351, 603, 871, 1809, 2613, 3323, 7839, 9969, 23517, 29907, 43199, 89721, 129597, 222641, 388791, 667923, 1166373, 2003769, 2894333, 6011307, 8682999, 26048997, 78146991]

約数ペア:

[(1, 78146991), (3, 26048997), (9, 8682999), (13, 6011307), (27, 2894333), (39, 2003769), (67, 1166373), (117, 667923), (201, 388791), (351, 222641), (603, 129597), (871, 89721), (1809, 43199), (2613, 29907), (3323, 23517), (7839, 9969)]