304837209

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 457712640

約数和(自身を除く): 152875431

約数列:

[1, 3, 9, 27, 197, 223, 257, 591, 669, 771, 1773, 2007, 2313, 5319, 6021, 6939, 43931, 50629, 57311, 131793, 151887, 171933, 395379, 455661, 515799, 1186137, 1366983, 1547397, 11290267, 33870801, 101612403, 304837209]

約数ペア:

[(1, 304837209), (3, 101612403), (9, 33870801), (27, 11290267), (197, 1547397), (223, 1366983), (257, 1186137), (591, 515799), (669, 455661), (771, 395379), (1773, 171933), (2007, 151887), (2313, 131793), (5319, 57311), (6021, 50629), (6939, 43931)]