1663670346

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{21329107}}^1$

素因数の和:21329125

約数の個数: 16

約数和(自身を含む): 3583290144

約数和(自身を除く): 1919619798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 21329107, 42658214, 63987321, 127974642, 277278391, 554556782, 831835173, 1663670346]

約数ペア:

[(1, 1663670346), (2, 831835173), (3, 554556782), (6, 277278391), (13, 127974642), (26, 63987321), (39, 42658214), (78, 21329107)]