339966739

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 420249600

約数和(自身を除く): 80282861

約数列:

[1, 7, 29, 31, 89, 203, 217, 607, 623, 899, 2581, 2759, 4249, 6293, 17603, 18067, 18817, 19313, 54023, 80011, 123221, 131719, 378161, 545693, 560077, 1566667, 1674713, 3819851, 10966669, 11722991, 48566677, 339966739]

約数ペア:

[(1, 339966739), (7, 48566677), (29, 11722991), (31, 10966669), (89, 3819851), (203, 1674713), (217, 1566667), (607, 560077), (623, 545693), (899, 378161), (2581, 131719), (2759, 123221), (4249, 80011), (6293, 54023), (17603, 19313), (18067, 18817)]