211236475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{827}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 278138448

約数和(自身を除く): 66901973

約数列:

[1, 5, 17, 25, 85, 425, 601, 827, 3005, 4135, 10217, 14059, 15025, 20675, 51085, 70295, 255425, 351475, 497027, 2485135, 8449459, 12425675, 42247295, 211236475]

約数ペア:

[(1, 211236475), (5, 42247295), (17, 12425675), (25, 8449459), (85, 2485135), (425, 497027), (601, 351475), (827, 255425), (3005, 70295), (4135, 51085), (10217, 20675), (14059, 15025)]