28238409

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{5419}}^1$

素因数の和:5621

約数の個数: 16

約数和(自身を含む): 42059200

約数和(自身を除く): 13820791

約数列:

[1, 3, 9, 27, 193, 579, 1737, 5211, 5419, 16257, 48771, 146313, 1045867, 3137601, 9412803, 28238409]

約数ペア:

[(1, 28238409), (3, 9412803), (9, 3137601), (27, 1045867), (193, 146313), (579, 48771), (1737, 16257), (5211, 5419)]