287332278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{3581}}^1$

素因数の和:3940

約数の個数: 32

約数和(自身を含む): 590084352

約数和(自身を除く): 302752074

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 311, 622, 933, 1866, 3581, 7162, 10743, 13373, 21486, 26746, 40119, 80238, 153983, 307966, 461949, 923898, 1113691, 2227382, 3341073, 6682146, 47888713, 95777426, 143666139, 287332278]

約数ペア:

[(1, 287332278), (2, 143666139), (3, 95777426), (6, 47888713), (43, 6682146), (86, 3341073), (129, 2227382), (258, 1113691), (311, 923898), (622, 461949), (933, 307966), (1866, 153983), (3581, 80238), (7162, 40119), (10743, 26746), (13373, 21486)]