205654491

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{64007}}^1$

素因数の和:64040

約数の個数: 32

約数和(自身を含む): 368686080

約数和(自身を除く): 163031589

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 64007, 192021, 448049, 576063, 1088119, 1344147, 1728189, 3264357, 4032441, 7616833, 9793071, 12097323, 22850499, 29379213, 68551497, 205654491]

約数ペア:

[(1, 205654491), (3, 68551497), (7, 29379213), (9, 22850499), (17, 12097323), (21, 9793071), (27, 7616833), (51, 4032441), (63, 3264357), (119, 1728189), (153, 1344147), (189, 1088119), (357, 576063), (459, 448049), (1071, 192021), (3213, 64007)]