201908385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3221}}^1$

素因数の和:3438

約数の個数: 48

約数和(自身を含む): 402105600

約数和(自身を除く): 200197215

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 199, 315, 597, 995, 1393, 1791, 2985, 3221, 4179, 6965, 8955, 9663, 12537, 16105, 20895, 22547, 28989, 48315, 62685, 67641, 112735, 144945, 202923, 338205, 640979, 1014615, 1922937, 3204895, 4486853, 5768811, 9614685, 13460559, 22434265, 28844055, 40381677, 67302795, 201908385]

約数ペア:

[(1, 201908385), (3, 67302795), (5, 40381677), (7, 28844055), (9, 22434265), (15, 13460559), (21, 9614685), (35, 5768811), (45, 4486853), (63, 3204895), (105, 1922937), (199, 1014615), (315, 640979), (597, 338205), (995, 202923), (1393, 144945), (1791, 112735), (2985, 67641), (3221, 62685), (4179, 48315), (6965, 28989), (8955, 22547), (9663, 20895), (12537, 16105)]