397759912

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{7753}}^1$

素因数の和:7834

約数の個数: 48

約数和(自身を含む): 835338420

約数和(自身を除く): 437578508

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 121, 212, 242, 424, 484, 583, 968, 1166, 2332, 4664, 6413, 7753, 12826, 15506, 25652, 31012, 51304, 62024, 85283, 170566, 341132, 410909, 682264, 821818, 938113, 1643636, 1876226, 3287272, 3752452, 4519999, 7504904, 9039998, 18079996, 36159992, 49719989, 99439978, 198879956, 397759912]

約数ペア:

[(1, 397759912), (2, 198879956), (4, 99439978), (8, 49719989), (11, 36159992), (22, 18079996), (44, 9039998), (53, 7504904), (88, 4519999), (106, 3752452), (121, 3287272), (212, 1876226), (242, 1643636), (424, 938113), (484, 821818), (583, 682264), (968, 410909), (1166, 341132), (2332, 170566), (4664, 85283), (6413, 62024), (7753, 51304), (12826, 31012), (15506, 25652)]