56457561

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{20887}}^1$

素因数の和:20960

約数の個数: 16

約数和(自身を含む): 81212544

約数和(自身を除く): 24754983

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 20887, 62661, 355079, 1065237, 1107011, 3321033, 18819187, 56457561]

約数ペア:

[(1, 56457561), (3, 18819187), (17, 3321033), (51, 1107011), (53, 1065237), (159, 355079), (901, 62661), (2703, 20887)]