28938897

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2843}}^1$

素因数の和:2894

約数の個数: 32

約数和(自身を含む): 47779200

約数和(自身を除く): 18840303

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 2843, 3393, 8529, 10179, 25587, 36959, 76761, 82447, 110877, 247341, 332631, 742023, 997893, 1071811, 2226069, 3215433, 9646299, 28938897]

約数ペア:

[(1, 28938897), (3, 9646299), (9, 3215433), (13, 2226069), (27, 1071811), (29, 997893), (39, 742023), (87, 332631), (117, 247341), (261, 110877), (351, 82447), (377, 76761), (783, 36959), (1131, 25587), (2843, 10179), (3393, 8529)]