78458337

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 115689600

約数和(自身を除く): 37231263

約数列:

[1, 3, 9, 71, 199, 213, 597, 617, 639, 1791, 1851, 5553, 14129, 42387, 43807, 122783, 127161, 131421, 368349, 394263, 1105047, 8717593, 26152779, 78458337]

約数ペア:

[(1, 78458337), (3, 26152779), (9, 8717593), (71, 1105047), (199, 394263), (213, 368349), (597, 131421), (617, 127161), (639, 122783), (1791, 43807), (1851, 42387), (5553, 14129)]