28473237

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 44475704

約数和(自身を除く): 16002467

約数列:

[1, 3, 9, 13, 39, 117, 397, 613, 1191, 1839, 3573, 5161, 5517, 7969, 15483, 23907, 46449, 71721, 243361, 730083, 2190249, 3163693, 9491079, 28473237]

約数ペア:

[(1, 28473237), (3, 9491079), (9, 3163693), (13, 2190249), (39, 730083), (117, 243361), (397, 71721), (613, 46449), (1191, 23907), (1839, 15483), (3573, 7969), (5161, 5517)]