7636993

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 10086720

約数和(自身を除く): 2449727

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 631, 637, 931, 1729, 4417, 8203, 11989, 12103, 30919, 57421, 83923, 155857, 401947, 587461, 1090999, 7636993]

約数ペア:

[(1, 7636993), (7, 1090999), (13, 587461), (19, 401947), (49, 155857), (91, 83923), (133, 57421), (247, 30919), (631, 12103), (637, 11989), (931, 8203), (1729, 4417)]