20161645497

素因数分解:

$3^3\times 7^2\times {\mathrm{15239339}}^1$

素因数の和:15239362

約数の個数: 24

約数和(自身を含む): 34745695200

約数和(自身を除く): 14584049703

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15239339, 45718017, 106675373, 137154051, 320026119, 411462153, 746727611, 960078357, 2240182833, 2880235071, 6720548499, 20161645497]

約数ペア:

[(1, 20161645497), (3, 6720548499), (7, 2880235071), (9, 2240182833), (21, 960078357), (27, 746727611), (49, 411462153), (63, 320026119), (147, 137154051), (189, 106675373), (441, 45718017), (1323, 15239339)]