209541717

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3643}}^1$

素因数の和:3750

約数の個数: 48

約数和(自身を含む): 382007808

約数和(自身を除く): 172466091

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 83, 99, 231, 249, 581, 693, 747, 913, 1743, 2739, 3643, 5229, 6391, 8217, 10929, 19173, 25501, 32787, 40073, 57519, 76503, 120219, 229509, 280511, 302369, 360657, 841533, 907107, 2116583, 2524599, 2721321, 3326059, 6349749, 9978177, 19049247, 23282413, 29934531, 69847239, 209541717]

約数ペア:

[(1, 209541717), (3, 69847239), (7, 29934531), (9, 23282413), (11, 19049247), (21, 9978177), (33, 6349749), (63, 3326059), (77, 2721321), (83, 2524599), (99, 2116583), (231, 907107), (249, 841533), (581, 360657), (693, 302369), (747, 280511), (913, 229509), (1743, 120219), (2739, 76503), (3643, 57519), (5229, 40073), (6391, 32787), (8217, 25501), (10929, 19173)]