214910205

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{761}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 350690688

約数和(自身を除く): 135780483

約数列:

[1, 3, 5, 15, 67, 201, 281, 335, 761, 843, 1005, 1405, 2283, 3805, 4215, 11415, 18827, 50987, 56481, 94135, 152961, 213841, 254935, 282405, 641523, 764805, 1069205, 3207615, 14327347, 42982041, 71636735, 214910205]

約数ペア:

[(1, 214910205), (3, 71636735), (5, 42982041), (15, 14327347), (67, 3207615), (201, 1069205), (281, 764805), (335, 641523), (761, 282405), (843, 254935), (1005, 213841), (1405, 152961), (2283, 94135), (3805, 56481), (4215, 50987), (11415, 18827)]