867123

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 1347840

約数和(自身を除く): 480717

約数列:

[1, 3, 9, 23, 59, 69, 71, 177, 207, 213, 531, 639, 1357, 1633, 4071, 4189, 4899, 12213, 12567, 14697, 37701, 96347, 289041, 867123]

約数ペア:

[(1, 867123), (3, 289041), (9, 96347), (23, 37701), (59, 14697), (69, 12567), (71, 12213), (177, 4899), (207, 4189), (213, 4071), (531, 1633), (639, 1357)]