31981321498

素因数分解:

$2^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{7298339}}^1$

素因数の和:7298661

約数の個数: 16

約数和(自身を含む): 55000290240

約数和(自身を除く): 23018968742

約数列:

[1, 2, 7, 14, 313, 626, 2191, 4382, 7298339, 14596678, 51088373, 102176746, 2284380107, 4568760214, 15990660749, 31981321498]

約数ペア:

[(1, 31981321498), (2, 15990660749), (7, 4568760214), (14, 2284380107), (313, 102176746), (626, 51088373), (2191, 14596678), (4382, 7298339)]