2887515

素因数分解:

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

素因数の和:380

約数の個数: 32

約数和(自身を含む): 5221440

約数和(自身を除く): 2333925

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 293, 365, 657, 879, 1095, 1465, 1971, 2637, 3285, 4395, 7911, 9855, 13185, 21389, 39555, 64167, 106945, 192501, 320835, 577503, 962505, 2887515]

約数ペア:

[(1, 2887515), (3, 962505), (5, 577503), (9, 320835), (15, 192501), (27, 106945), (45, 64167), (73, 39555), (135, 21389), (219, 13185), (293, 9855), (365, 7911), (657, 4395), (879, 3285), (1095, 2637), (1465, 1971)]