65555217

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26681}}^1$

素因数の和:26710

約数の個数: 32

約数和(自身を含む): 119535360

約数和(自身を除く): 53980143

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 26681, 80043, 186767, 240129, 346853, 560301, 720387, 1040559, 1680903, 2427971, 3121677, 5042709, 7283913, 9365031, 21851739, 65555217]

約数ペア:

[(1, 65555217), (3, 21851739), (7, 9365031), (9, 7283913), (13, 5042709), (21, 3121677), (27, 2427971), (39, 1680903), (63, 1040559), (91, 720387), (117, 560301), (189, 346853), (273, 240129), (351, 186767), (819, 80043), (2457, 26681)]