209213145

素因数分解:

$3^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2269}}^1$

素因数の和:2966

約数の個数: 32

約数和(自身を含む): 372643200

約数和(自身を除く): 163430055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 683, 2049, 2269, 3415, 6147, 6807, 10245, 11345, 18441, 20421, 30735, 34035, 61263, 92205, 102105, 306315, 1549727, 4649181, 7748635, 13947543, 23245905, 41842629, 69737715, 209213145]

約数ペア:

[(1, 209213145), (3, 69737715), (5, 41842629), (9, 23245905), (15, 13947543), (27, 7748635), (45, 4649181), (135, 1549727), (683, 306315), (2049, 102105), (2269, 92205), (3415, 61263), (6147, 34035), (6807, 30735), (10245, 20421), (11345, 18441)]