321775406

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{26981}}^1$

素因数の和:27139

約数の個数: 16

約数和(自身を含む): 495389520

約数和(自身を除く): 173614114

約数列:

[1, 2, 67, 89, 134, 178, 5963, 11926, 26981, 53962, 1807727, 2401309, 3615454, 4802618, 160887703, 321775406]

約数ペア:

[(1, 321775406), (2, 160887703), (67, 4802618), (89, 3615454), (134, 2401309), (178, 1807727), (5963, 53962), (11926, 26981)]