1245883978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{47189}}^1$

素因数の和:47541

約数の個数: 16

約数和(自身を含む): 1918556640

約数和(自身を除く): 672672662

約数列:

[1, 2, 43, 86, 307, 614, 13201, 26402, 47189, 94378, 2029127, 4058254, 14487023, 28974046, 622941989, 1245883978]

約数ペア:

[(1, 1245883978), (2, 622941989), (43, 28974046), (86, 14487023), (307, 4058254), (614, 2029127), (13201, 94378), (26402, 47189)]