724573917

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{46349}}^1$

素因数の和:46554

約数の個数: 20

約数和(自身を含む): 1088019900

約数和(自身を除く): 363445983

約数列:

[1, 3, 9, 27, 81, 193, 579, 1737, 5211, 15633, 46349, 139047, 417141, 1251423, 3754269, 8945357, 26836071, 80508213, 241524639, 724573917]

約数ペア:

[(1, 724573917), (3, 241524639), (9, 80508213), (27, 26836071), (81, 8945357), (193, 3754269), (579, 1251423), (1737, 417141), (5211, 139047), (15633, 46349)]