329872

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 20

約数和(自身を含む): 652860

約数和(自身を除く): 322988

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 389, 424, 778, 848, 1556, 3112, 6224, 20617, 41234, 82468, 164936, 329872]

約数ペア:

[(1, 329872), (2, 164936), (4, 82468), (8, 41234), (16, 20617), (53, 6224), (106, 3112), (212, 1556), (389, 848), (424, 778)]