634878

素因数分解:

$2^1\times 3^4\times {\mathrm{3919}}^1$

素因数の和:3933

約数の個数: 20

約数和(自身を含む): 1422960

約数和(自身を除く): 788082

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 3919, 7838, 11757, 23514, 35271, 70542, 105813, 211626, 317439, 634878]

約数ペア:

[(1, 634878), (2, 317439), (3, 211626), (6, 105813), (9, 70542), (18, 35271), (27, 23514), (54, 11757), (81, 7838), (162, 3919)]