428376065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{21191}}^1$

素因数の和:21520

約数の個数: 16

約数和(自身を含む): 555399936

約数和(自身を除く): 127023871

約数列:

[1, 5, 13, 65, 311, 1555, 4043, 20215, 21191, 105955, 275483, 1377415, 6590401, 32952005, 85675213, 428376065]

約数ペア:

[(1, 428376065), (5, 85675213), (13, 32952005), (65, 6590401), (311, 1377415), (1555, 275483), (4043, 105955), (20215, 21191)]