209968451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73699}}^1$

素因数の和:73754

約数の個数: 16

約数和(自身を含む): 268857600

約数和(自身を除く): 58889149

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 73699, 515893, 810689, 2726863, 5674823, 19088041, 29995493, 209968451]

約数ペア:

[(1, 209968451), (7, 29995493), (11, 19088041), (37, 5674823), (77, 2726863), (259, 810689), (407, 515893), (2849, 73699)]