26999995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 38071296

約数和(自身を除く): 11071301

約数列:

[1, 5, 11, 17, 55, 67, 85, 187, 335, 431, 737, 935, 1139, 2155, 3685, 4741, 5695, 7327, 12529, 23705, 28877, 36635, 62645, 80597, 144385, 317647, 402985, 490909, 1588235, 2454545, 5399999, 26999995]

約数ペア:

[(1, 26999995), (5, 5399999), (11, 2454545), (17, 1588235), (55, 490909), (67, 402985), (85, 317647), (187, 144385), (335, 80597), (431, 62645), (737, 36635), (935, 28877), (1139, 23705), (2155, 12529), (3685, 7327), (4741, 5695)]