42620347

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 54665280

約数和(自身を除く): 12044933

約数列:

[1, 7, 11, 49, 77, 107, 539, 739, 749, 1177, 5173, 5243, 8129, 8239, 36211, 56903, 57673, 79073, 398321, 553511, 869803, 3874577, 6088621, 42620347]

約数ペア:

[(1, 42620347), (7, 6088621), (11, 3874577), (49, 869803), (77, 553511), (107, 398321), (539, 79073), (739, 57673), (749, 56903), (1177, 36211), (5173, 8239), (5243, 8129)]