490467

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 708480

約数和(自身を除く): 218013

約数列:

[1, 3, 17, 51, 59, 163, 177, 489, 1003, 2771, 3009, 8313, 9617, 28851, 163489, 490467]

約数ペア:

[(1, 490467), (3, 163489), (17, 28851), (51, 9617), (59, 8313), (163, 3009), (177, 2771), (489, 1003)]