25987635

素因数分解:

$3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 47515104

約数和(自身を除く): 21527469

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 243, 293, 365, 405, 657, 879, 1095, 1215, 1465, 1971, 2637, 3285, 4395, 5913, 7911, 9855, 13185, 17739, 21389, 23733, 29565, 39555, 64167, 71199, 88695, 106945, 118665, 192501, 320835, 355995, 577503, 962505, 1732509, 2887515, 5197527, 8662545, 25987635]

約数ペア:

[(1, 25987635), (3, 8662545), (5, 5197527), (9, 2887515), (15, 1732509), (27, 962505), (45, 577503), (73, 355995), (81, 320835), (135, 192501), (219, 118665), (243, 106945), (293, 88695), (365, 71199), (405, 64167), (657, 39555), (879, 29565), (1095, 23733), (1215, 21389), (1465, 17739), (1971, 13185), (2637, 9855), (3285, 7911), (4395, 5913)]