2567985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 4829952

約数和(自身を除く): 2261967

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 661, 777, 1295, 1983, 3305, 3885, 4627, 9915, 13881, 23135, 24457, 69405, 73371, 122285, 171199, 366855, 513597, 855995, 2567985]

約数ペア:

[(1, 2567985), (3, 855995), (5, 513597), (7, 366855), (15, 171199), (21, 122285), (35, 73371), (37, 69405), (105, 24457), (111, 23135), (185, 13881), (259, 9915), (555, 4627), (661, 3885), (777, 3305), (1295, 1983)]