218550155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1\times {\mathrm{1381}}^1$

素因数の和:2438

約数の個数: 16

約数和(自身を含む): 271181568

約数和(自身を除く): 52631413

約数列:

[1, 5, 31, 155, 1021, 1381, 5105, 6905, 31651, 42811, 158255, 214055, 1410001, 7050005, 43710031, 218550155]

約数ペア:

[(1, 218550155), (5, 43710031), (31, 7050005), (155, 1410001), (1021, 214055), (1381, 158255), (5105, 42811), (6905, 31651)]