82161639

素因数分解:

$3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1973}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 135905952

約数和(自身を除く): 53744313

約数列:

[1, 3, 7, 9, 21, 63, 661, 1973, 1983, 4627, 5919, 5949, 13811, 13881, 17757, 41433, 41643, 124299, 1304153, 3912459, 9129071, 11737377, 27387213, 82161639]

約数ペア:

[(1, 82161639), (3, 27387213), (7, 11737377), (9, 9129071), (21, 3912459), (63, 1304153), (661, 124299), (1973, 41643), (1983, 41433), (4627, 17757), (5919, 13881), (5949, 13811)]