257035647589

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{3821}}^1\times {\mathrm{14153}}^1$

素因数の和:18085

約数の個数: 24

約数和(自身を含む): 302183540568

約数和(自身を除く): 45147892979

約数列:

[1, 7, 49, 97, 679, 3821, 4753, 14153, 26747, 99071, 187229, 370637, 693497, 1372841, 2594459, 9609887, 18161213, 54078613, 67269209, 378550291, 2649852037, 5245625461, 36719378227, 257035647589]

約数ペア:

[(1, 257035647589), (7, 36719378227), (49, 5245625461), (97, 2649852037), (679, 378550291), (3821, 67269209), (4753, 54078613), (14153, 18161213), (26747, 9609887), (99071, 2594459), (187229, 1372841), (370637, 693497)]