202121385

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{286697}}^1$

素因数の和:286752

約数の個数: 16

約数和(自身を含む): 330276096

約数和(自身を除く): 128154711

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 286697, 860091, 1433485, 4300455, 13474759, 40424277, 67373795, 202121385]

約数ペア:

[(1, 202121385), (3, 67373795), (5, 40424277), (15, 13474759), (47, 4300455), (141, 1433485), (235, 860091), (705, 286697)]