2431215

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 56

約数和(自身を含む): 4721760

約数和(自身を除く): 2290545

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 81, 87, 115, 135, 145, 207, 243, 261, 345, 405, 435, 621, 667, 729, 783, 1035, 1215, 1305, 1863, 2001, 2349, 3105, 3335, 3645, 3915, 5589, 6003, 7047, 9315, 10005, 11745, 16767, 18009, 21141, 27945, 30015, 35235, 54027, 83835, 90045, 105705, 162081, 270135, 486243, 810405, 2431215]

約数ペア:

[(1, 2431215), (3, 810405), (5, 486243), (9, 270135), (15, 162081), (23, 105705), (27, 90045), (29, 83835), (45, 54027), (69, 35235), (81, 30015), (87, 27945), (115, 21141), (135, 18009), (145, 16767), (207, 11745), (243, 10005), (261, 9315), (345, 7047), (405, 6003), (435, 5589), (621, 3915), (667, 3645), (729, 3335), (783, 3105), (1035, 2349), (1215, 2001), (1305, 1863)]