3977281

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 5187456

約数和(自身を除く): 1210175

約数列:

[1, 7, 11, 47, 49, 77, 157, 329, 517, 539, 1099, 1727, 2303, 3619, 7379, 7693, 12089, 25333, 51653, 81169, 84623, 361571, 568183, 3977281]

約数ペア:

[(1, 3977281), (7, 568183), (11, 361571), (47, 84623), (49, 81169), (77, 51653), (157, 25333), (329, 12089), (517, 7693), (539, 7379), (1099, 3619), (1727, 2303)]