2054129

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 2703168

約数和(自身を除く): 649039

約数列:

[1, 7, 11, 37, 49, 77, 103, 259, 407, 539, 721, 1133, 1813, 2849, 3811, 5047, 7931, 19943, 26677, 41921, 55517, 186739, 293447, 2054129]

約数ペア:

[(1, 2054129), (7, 293447), (11, 186739), (37, 55517), (49, 41921), (77, 26677), (103, 19943), (259, 7931), (407, 5047), (539, 3811), (721, 2849), (1133, 1813)]