78683805

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8447}}^1$

素因数の和:8487

約数の個数: 40

約数和(自身を含む): 147197952

約数和(自身を除く): 68514147

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 8447, 9315, 25341, 42235, 76023, 126705, 194281, 228069, 380115, 582843, 684207, 971405, 1140345, 1748529, 2914215, 3421035, 5245587, 8742645, 15736761, 26227935, 78683805]

約数ペア:

[(1, 78683805), (3, 26227935), (5, 15736761), (9, 8742645), (15, 5245587), (23, 3421035), (27, 2914215), (45, 1748529), (69, 1140345), (81, 971405), (115, 684207), (135, 582843), (207, 380115), (345, 228069), (405, 194281), (621, 126705), (1035, 76023), (1863, 42235), (3105, 25341), (8447, 9315)]