187785621

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{136373}}^1$

素因数の和:136402

約数の個数: 20

約数和(自身を含む): 297022572

約数和(自身を除く): 109236951

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 136373, 409119, 1227357, 2318341, 3682071, 6955023, 11046213, 20865069, 62595207, 187785621]

約数ペア:

[(1, 187785621), (3, 62595207), (9, 20865069), (17, 11046213), (27, 6955023), (51, 3682071), (81, 2318341), (153, 1227357), (459, 409119), (1377, 136373)]