657427941

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{7703}}^1$

素因数の和:7850

約数の個数: 32

約数和(自身を含む): 1016928000

約数和(自身を除く): 359500059

約数列:

[1, 3, 9, 27, 29, 87, 109, 261, 327, 783, 981, 2943, 3161, 7703, 9483, 23109, 28449, 69327, 85347, 207981, 223387, 670161, 839627, 2010483, 2518881, 6031449, 7556643, 22669929, 24349183, 73047549, 219142647, 657427941]

約数ペア:

[(1, 657427941), (3, 219142647), (9, 73047549), (27, 24349183), (29, 22669929), (87, 7556643), (109, 6031449), (261, 2518881), (327, 2010483), (783, 839627), (981, 670161), (2943, 223387), (3161, 207981), (7703, 85347), (9483, 69327), (23109, 28449)]