420194255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{18523}}^1$

素因数の和:18890

約数の個数: 16

約数和(自身を含む): 544605600

約数和(自身を除く): 124411345

約数列:

[1, 5, 13, 65, 349, 1745, 4537, 18523, 22685, 92615, 240799, 1203995, 6464527, 32322635, 84038851, 420194255]

約数ペア:

[(1, 420194255), (5, 84038851), (13, 32322635), (65, 6464527), (349, 1203995), (1745, 240799), (4537, 92615), (18523, 22685)]