127976127

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{7573}}^1$

素因数の和:7750

約数の個数: 16

約数和(自身を含む): 175959168

約数和(自身を除く): 47983041

約数列:

[1, 3, 43, 129, 131, 393, 5633, 7573, 16899, 22719, 325639, 976917, 992063, 2976189, 42658709, 127976127]

約数ペア:

[(1, 127976127), (3, 42658709), (43, 2976189), (129, 992063), (131, 976917), (393, 325639), (5633, 22719), (7573, 16899)]