641164161

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{12641}}^1$

素因数の和:12737

約数の個数: 32

約数和(自身を含む): 983041920

約数和(自身を除く): 341877759

約数列:

[1, 3, 11, 29, 33, 53, 87, 159, 319, 583, 957, 1537, 1749, 4611, 12641, 16907, 37923, 50721, 139051, 366589, 417153, 669973, 1099767, 2009919, 4032479, 7369703, 12097437, 19429217, 22109109, 58287651, 213721387, 641164161]

約数ペア:

[(1, 641164161), (3, 213721387), (11, 58287651), (29, 22109109), (33, 19429217), (53, 12097437), (87, 7369703), (159, 4032479), (319, 2009919), (583, 1099767), (957, 669973), (1537, 417153), (1749, 366589), (4611, 139051), (12641, 50721), (16907, 37923)]