216899073

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{907}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 341262720

約数和(自身を除く): 124363647

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 521, 907, 1563, 2721, 4689, 8163, 8857, 14067, 15419, 24489, 26571, 46257, 79713, 138771, 239139, 416313, 472547, 1417641, 4252923, 8033299, 12758769, 24099897, 72299691, 216899073]

約数ペア:

[(1, 216899073), (3, 72299691), (9, 24099897), (17, 12758769), (27, 8033299), (51, 4252923), (153, 1417641), (459, 472547), (521, 416313), (907, 239139), (1563, 138771), (2721, 79713), (4689, 46257), (8163, 26571), (8857, 24489), (14067, 15419)]