397717434

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{311203}}^1$

素因数の和:311282

約数の個数: 24

約数和(自身を含む): 873860832

約数和(自身を除く): 476143398

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 311203, 622406, 933609, 1867218, 2800827, 5601654, 22095413, 44190826, 66286239, 132572478, 198858717, 397717434]

約数ペア:

[(1, 397717434), (2, 198858717), (3, 132572478), (6, 66286239), (9, 44190826), (18, 22095413), (71, 5601654), (142, 2800827), (213, 1867218), (426, 933609), (639, 622406), (1278, 311203)]