3854305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 5854464

約数和(自身を除く): 2000159

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 197, 215, 301, 455, 559, 985, 1379, 1505, 2561, 2795, 3913, 6895, 8471, 12805, 17927, 19565, 42355, 59297, 89635, 110123, 296485, 550615, 770861, 3854305]

約数ペア:

[(1, 3854305), (5, 770861), (7, 550615), (13, 296485), (35, 110123), (43, 89635), (65, 59297), (91, 42355), (197, 19565), (215, 17927), (301, 12805), (455, 8471), (559, 6895), (985, 3913), (1379, 2795), (1505, 2561)]