655125921

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{20407}}^1$

素因数の和:20486

約数の個数: 32

約数和(自身を含む): 1028563200

約数和(自身を除く): 373437279

約数列:

[1, 3, 9, 27, 29, 41, 87, 123, 261, 369, 783, 1107, 1189, 3567, 10701, 20407, 32103, 61221, 183663, 550989, 591803, 836687, 1775409, 2510061, 5326227, 7530183, 15978681, 22590549, 24263923, 72791769, 218375307, 655125921]

約数ペア:

[(1, 655125921), (3, 218375307), (9, 72791769), (27, 24263923), (29, 22590549), (41, 15978681), (87, 7530183), (123, 5326227), (261, 2510061), (369, 1775409), (783, 836687), (1107, 591803), (1189, 550989), (3567, 183663), (10701, 61221), (20407, 32103)]