78900561

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{33589}}^1$

素因数の和:33630

約数の個数: 20

約数和(自身を含む): 121931700

約数和(自身を除く): 43031139

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 33589, 100767, 302301, 906903, 974081, 2720709, 2922243, 8766729, 26300187, 78900561]

約数ペア:

[(1, 78900561), (3, 26300187), (9, 8766729), (27, 2922243), (29, 2720709), (81, 974081), (87, 906903), (261, 302301), (783, 100767), (2349, 33589)]