449577219

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{19841}}^1$

素因数の和:19947

約数の個数: 32

約数和(自身を含む): 746694144

約数和(自身を除く): 297116925

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 7553, 19841, 22659, 59523, 138887, 257933, 416661, 773799, 1646803, 1805531, 4940409, 5416593, 11527621, 21408439, 34582863, 64225317, 149859073, 449577219]

約数ペア:

[(1, 449577219), (3, 149859073), (7, 64225317), (13, 34582863), (21, 21408439), (39, 11527621), (83, 5416593), (91, 4940409), (249, 1805531), (273, 1646803), (581, 773799), (1079, 416661), (1743, 257933), (3237, 138887), (7553, 59523), (19841, 22659)]