6640863

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2207}}^1$

素因数の和:2286

約数の個数: 16

約数和(自身を含む): 9538560

約数和(自身を除く): 2897697

約数列:

[1, 3, 17, 51, 59, 177, 1003, 2207, 3009, 6621, 37519, 112557, 130213, 390639, 2213621, 6640863]

約数ペア:

[(1, 6640863), (3, 2213621), (17, 390639), (51, 130213), (59, 112557), (177, 37519), (1003, 6621), (2207, 3009)]