28406798

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{2791}}^1$

素因数の和:3527

約数の個数: 16

約数和(自身を含む): 48781824

約数和(自身を除く): 20375026

約数列:

[1, 2, 7, 14, 727, 1454, 2791, 5089, 5582, 10178, 19537, 39074, 2029057, 4058114, 14203399, 28406798]

約数ペア:

[(1, 28406798), (2, 14203399), (7, 4058114), (14, 2029057), (727, 39074), (1454, 19537), (2791, 10178), (5089, 5582)]