2487105

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 4717440

約数和(自身を除く): 2230335

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 89, 115, 135, 207, 243, 267, 345, 405, 445, 621, 801, 1035, 1215, 1335, 1863, 2047, 2403, 3105, 4005, 5589, 6141, 7209, 9315, 10235, 12015, 18423, 21627, 27945, 30705, 36045, 55269, 92115, 108135, 165807, 276345, 497421, 829035, 2487105]

約数ペア:

[(1, 2487105), (3, 829035), (5, 497421), (9, 276345), (15, 165807), (23, 108135), (27, 92115), (45, 55269), (69, 36045), (81, 30705), (89, 27945), (115, 21627), (135, 18423), (207, 12015), (243, 10235), (267, 9315), (345, 7209), (405, 6141), (445, 5589), (621, 4005), (801, 3105), (1035, 2403), (1215, 2047), (1335, 1863)]