214505555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 287359488

約数和(自身を除く): 72853933

約数列:

[1, 5, 11, 55, 71, 163, 337, 355, 781, 815, 1685, 1793, 3707, 3905, 8965, 11573, 18535, 23927, 54931, 57865, 119635, 127303, 263197, 274655, 604241, 636515, 1315985, 3021205, 3900101, 19500505, 42901111, 214505555]

約数ペア:

[(1, 214505555), (5, 42901111), (11, 19500505), (55, 3900101), (71, 3021205), (163, 1315985), (337, 636515), (355, 604241), (781, 274655), (815, 263197), (1685, 127303), (1793, 119635), (3707, 57865), (3905, 54931), (8965, 23927), (11573, 18535)]