201620499

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 280740720

約数和(自身を除く): 79120221

約数列:

[1, 3, 29, 87, 157, 471, 509, 841, 1527, 2523, 4553, 13659, 14761, 44283, 79913, 132037, 239739, 396111, 428069, 1284207, 2317477, 6952431, 67206833, 201620499]

約数ペア:

[(1, 201620499), (3, 67206833), (29, 6952431), (87, 2317477), (157, 1284207), (471, 428069), (509, 396111), (841, 239739), (1527, 132037), (2523, 79913), (4553, 44283), (13659, 14761)]