28390524

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{22111}}^1$

素因数の和:22225

約数の個数: 24

約数和(自身を含む): 66866688

約数和(自身を除く): 38476164

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 22111, 44222, 66333, 88444, 132666, 265332, 2365877, 4731754, 7097631, 9463508, 14195262, 28390524]

約数ペア:

[(1, 28390524), (2, 14195262), (3, 9463508), (4, 7097631), (6, 4731754), (12, 2365877), (107, 265332), (214, 132666), (321, 88444), (428, 66333), (642, 44222), (1284, 22111)]