243412857

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{52721}}^1$

素因数の和:52755

約数の個数: 24

約数和(自身を含む): 383816160

約数和(自身を除く): 140403303

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 52721, 158163, 474489, 1001699, 1423467, 3005097, 4270401, 9015291, 12811203, 27045873, 81137619, 243412857]

約数ペア:

[(1, 243412857), (3, 81137619), (9, 27045873), (19, 12811203), (27, 9015291), (57, 4270401), (81, 3005097), (171, 1423467), (243, 1001699), (513, 474489), (1539, 158163), (4617, 52721)]