4278729

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2239}}^1$

素因数の和:2269

約数の個数: 24

約数和(自身を含む): 7150080

約数和(自身を除く): 2871351

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 2239, 6717, 15673, 29107, 47019, 87321, 109711, 203749, 329133, 611247, 1426243, 4278729]

約数ペア:

[(1, 4278729), (3, 1426243), (7, 611247), (13, 329133), (21, 203749), (39, 109711), (49, 87321), (91, 47019), (147, 29107), (273, 15673), (637, 6717), (1911, 2239)]