339936961

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28087}}^1$

素因数の和:28133

約数の個数: 24

約数和(自身を含む): 448284480

約数和(自身を除く): 108347519

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 12103, 28087, 196609, 365131, 533653, 1376263, 2555917, 3735571, 6937489, 17891419, 26148997, 48562423, 339936961]

約数ペア:

[(1, 339936961), (7, 48562423), (13, 26148997), (19, 17891419), (49, 6937489), (91, 3735571), (133, 2555917), (247, 1376263), (637, 533653), (931, 365131), (1729, 196609), (12103, 28087)]