66198209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37379}}^1$

素因数の和:37420

約数の個数: 16

約数和(自身を含む): 86123520

約数和(自身を除く): 19925311

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 37379, 261653, 411169, 859717, 2878183, 6018019, 9456887, 66198209]

約数ペア:

[(1, 66198209), (7, 9456887), (11, 6018019), (23, 2878183), (77, 859717), (161, 411169), (253, 261653), (1771, 37379)]