390976623

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{32203}}^1$

素因数の和:32299

約数の個数: 24

約数和(自身を含む): 602858880

約数和(自身を除く): 211882257

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 32203, 96609, 289827, 611857, 1835571, 2286413, 5506713, 6859239, 20577717, 43441847, 130325541, 390976623]

約数ペア:

[(1, 390976623), (3, 130325541), (9, 43441847), (19, 20577717), (57, 6859239), (71, 5506713), (171, 2286413), (213, 1835571), (639, 611857), (1349, 289827), (4047, 96609), (12141, 32203)]