28729071

素因数分解:

$3^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{769}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 47567520

約数和(自身を除く): 18838449

約数列:

[1, 3, 7, 9, 21, 63, 593, 769, 1779, 2307, 4151, 5337, 5383, 6921, 12453, 16149, 37359, 48447, 456017, 1368051, 3192119, 4104153, 9576357, 28729071]

約数ペア:

[(1, 28729071), (3, 9576357), (7, 4104153), (9, 3192119), (21, 1368051), (63, 456017), (593, 48447), (769, 37359), (1779, 16149), (2307, 12453), (4151, 6921), (5337, 5383)]