121647472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{245257}}^1$

素因数の和:245296

約数の個数: 20

約数和(自身を含む): 243295936

約数和(自身を除く): 121648464

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 245257, 490514, 981028, 1962056, 3924112, 7602967, 15205934, 30411868, 60823736, 121647472]

約数ペア:

[(1, 121647472), (2, 60823736), (4, 30411868), (8, 15205934), (16, 7602967), (31, 3924112), (62, 1962056), (124, 981028), (248, 490514), (496, 245257)]