56700405

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2029}}^1$

素因数の和:2072

約数の個数: 48

約数和(自身を含む): 106404480

約数和(自身を除く): 49704075

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 2029, 3105, 5589, 6087, 9315, 10145, 18261, 27945, 30435, 46667, 54783, 91305, 140001, 164349, 233335, 273915, 420003, 493047, 700005, 821745, 1260009, 2100015, 2465235, 3780027, 6300045, 11340081, 18900135, 56700405]

約数ペア:

[(1, 56700405), (3, 18900135), (5, 11340081), (9, 6300045), (15, 3780027), (23, 2465235), (27, 2100015), (45, 1260009), (69, 821745), (81, 700005), (115, 493047), (135, 420003), (207, 273915), (243, 233335), (345, 164349), (405, 140001), (621, 91305), (1035, 54783), (1215, 46667), (1863, 30435), (2029, 27945), (3105, 18261), (5589, 10145), (6087, 9315)]