667788381

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{634177}}^1$

素因数の和:634202

約数の個数: 20

約数和(自身を含む): 1074297532

約数和(自身を除く): 406509151

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 634177, 1902531, 5707593, 8244301, 17122779, 24732903, 51368337, 74198709, 222596127, 667788381]

約数ペア:

[(1, 667788381), (3, 222596127), (9, 74198709), (13, 51368337), (27, 24732903), (39, 17122779), (81, 8244301), (117, 5707593), (351, 1902531), (1053, 634177)]