1999863

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{4357}}^1$

素因数の和:4383

約数の個数: 16

約数和(自身を含む): 3137760

約数和(自身を除く): 1137897

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 4357, 13071, 39213, 74069, 117639, 222207, 666621, 1999863]

約数ペア:

[(1, 1999863), (3, 666621), (9, 222207), (17, 117639), (27, 74069), (51, 39213), (153, 13071), (459, 4357)]