16401141819

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{28289}}^1$

素因数の和:28604

約数の個数: 32

約数和(自身を含む): 24646248000

約数和(自身を除く): 8245106181

約数列:

[1, 3, 9, 27, 109, 197, 327, 591, 981, 1773, 2943, 5319, 21473, 28289, 64419, 84867, 193257, 254601, 579771, 763803, 3083501, 5572933, 9250503, 16718799, 27751509, 50156397, 83254527, 150469191, 607449697, 1822349091, 5467047273, 16401141819]

約数ペア:

[(1, 16401141819), (3, 5467047273), (9, 1822349091), (27, 607449697), (109, 150469191), (197, 83254527), (327, 50156397), (591, 27751509), (981, 16718799), (1773, 9250503), (2943, 5572933), (5319, 3083501), (21473, 763803), (28289, 579771), (64419, 254601), (84867, 193257)]