16205409

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 36

約数和(自身を含む): 26889408

約数和(自身を除く): 10683999

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 121, 207, 253, 363, 647, 759, 1089, 1941, 2277, 2783, 5823, 7117, 8349, 14881, 21351, 25047, 44643, 64053, 78287, 133929, 163691, 234861, 491073, 704583, 1473219, 1800601, 5401803, 16205409]

約数ペア:

[(1, 16205409), (3, 5401803), (9, 1800601), (11, 1473219), (23, 704583), (33, 491073), (69, 234861), (99, 163691), (121, 133929), (207, 78287), (253, 64053), (363, 44643), (647, 25047), (759, 21351), (1089, 14881), (1941, 8349), (2277, 7117), (2783, 5823)]