3953957

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 5034240

約数和(自身を除く): 1080283

約数列:

[1, 7, 19, 31, 49, 133, 137, 217, 589, 931, 959, 1519, 2603, 4123, 4247, 6713, 18221, 28861, 29729, 80693, 127547, 208103, 564851, 3953957]

約数ペア:

[(1, 3953957), (7, 564851), (19, 208103), (31, 127547), (49, 80693), (133, 29729), (137, 28861), (217, 18221), (589, 6713), (931, 4247), (959, 4123), (1519, 2603)]