81030318

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2473}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 167202816

約数和(自身を除く): 86172498

約数列:

[1, 2, 3, 6, 43, 86, 127, 129, 254, 258, 381, 762, 2473, 4946, 5461, 7419, 10922, 14838, 16383, 32766, 106339, 212678, 314071, 319017, 628142, 638034, 942213, 1884426, 13505053, 27010106, 40515159, 81030318]

約数ペア:

[(1, 81030318), (2, 40515159), (3, 27010106), (6, 13505053), (43, 1884426), (86, 942213), (127, 638034), (129, 628142), (254, 319017), (258, 314071), (381, 212678), (762, 106339), (2473, 32766), (4946, 16383), (5461, 14838), (7419, 10922)]