28963215

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2693}}^1$

素因数の和:2943

約数の個数: 24

約数和(自身を含む): 50431680

約数和(自身を除く): 21468465

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 2151, 2693, 3585, 8079, 10755, 13465, 24237, 40395, 121185, 643627, 1930881, 3218135, 5792643, 9654405, 28963215]

約数ペア:

[(1, 28963215), (3, 9654405), (5, 5792643), (9, 3218135), (15, 1930881), (45, 643627), (239, 121185), (717, 40395), (1195, 24237), (2151, 13465), (2693, 10755), (3585, 8079)]