660478509

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^3\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 1091232000

約数和(自身を除く): 430753491

約数列:

[1, 3, 9, 17, 27, 29, 51, 59, 87, 153, 177, 261, 459, 493, 531, 783, 841, 1003, 1479, 1593, 1711, 2523, 3009, 4437, 5133, 7569, 9027, 13311, 14297, 15399, 22707, 24389, 27081, 29087, 42891, 46197, 49619, 73167, 87261, 128673, 148857, 219501, 261783, 386019, 414613, 446571, 658503, 785349, 843523, 1243839, 1339713, 1438951, 2530569, 3731517, 4316853, 7591707, 11194551, 12950559, 22775121, 24462167, 38851677, 73386501, 220159503, 660478509]

約数ペア:

[(1, 660478509), (3, 220159503), (9, 73386501), (17, 38851677), (27, 24462167), (29, 22775121), (51, 12950559), (59, 11194551), (87, 7591707), (153, 4316853), (177, 3731517), (261, 2530569), (459, 1438951), (493, 1339713), (531, 1243839), (783, 843523), (841, 785349), (1003, 658503), (1479, 446571), (1593, 414613), (1711, 386019), (2523, 261783), (3009, 219501), (4437, 148857), (5133, 128673), (7569, 87261), (9027, 73167), (13311, 49619), (14297, 46197), (15399, 42891), (22707, 29087), (24389, 27081)]