78078123

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1087}}^1$

素因数の和:1463

約数の個数: 24

約数和(自身を含む): 118130688

約数和(自身を除く): 40052565

約数列:

[1, 3, 9, 23, 69, 207, 347, 1041, 1087, 3123, 3261, 7981, 9783, 23943, 25001, 71829, 75003, 225009, 377189, 1131567, 3394701, 8675347, 26026041, 78078123]

約数ペア:

[(1, 78078123), (3, 26026041), (9, 8675347), (23, 3394701), (69, 1131567), (207, 377189), (347, 225009), (1041, 75003), (1087, 71829), (3123, 25001), (3261, 23943), (7981, 9783)]