22910979

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 40346880

約数和(自身を除く): 17435901

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 631, 637, 741, 931, 1729, 1893, 1911, 2793, 4417, 5187, 8203, 11989, 12103, 13251, 24609, 30919, 35967, 36309, 57421, 83923, 92757, 155857, 172263, 251769, 401947, 467571, 587461, 1090999, 1205841, 1762383, 3272997, 7636993, 22910979]

約数ペア:

[(1, 22910979), (3, 7636993), (7, 3272997), (13, 1762383), (19, 1205841), (21, 1090999), (39, 587461), (49, 467571), (57, 401947), (91, 251769), (133, 172263), (147, 155857), (247, 92757), (273, 83923), (399, 57421), (631, 36309), (637, 35967), (741, 30919), (931, 24609), (1729, 13251), (1893, 12103), (1911, 11989), (2793, 8203), (4417, 5187)]