208039117

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 261144576

約数和(自身を除く): 53105459

約数列:

[1, 11, 13, 23, 43, 143, 253, 299, 473, 559, 989, 1471, 3289, 6149, 10879, 12857, 16181, 19123, 33833, 63253, 141427, 210353, 372163, 439829, 695783, 822289, 1454819, 4838119, 9045179, 16003009, 18912647, 208039117]

約数ペア:

[(1, 208039117), (11, 18912647), (13, 16003009), (23, 9045179), (43, 4838119), (143, 1454819), (253, 822289), (299, 695783), (473, 439829), (559, 372163), (989, 210353), (1471, 141427), (3289, 63253), (6149, 33833), (10879, 19123), (12857, 16181)]