201021561

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{572711}}^1$

素因数の和:572733

約数の個数: 16

約数和(自身を含む): 320718720

約数和(自身を除く): 119697159

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 572711, 1718133, 5154399, 7445243, 15463197, 22335729, 67007187, 201021561]

約数ペア:

[(1, 201021561), (3, 67007187), (9, 22335729), (13, 15463197), (27, 7445243), (39, 5154399), (117, 1718133), (351, 572711)]