28989158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 48999168

約数和(自身を除く): 20010010

約数列:

[1, 2, 11, 22, 67, 71, 134, 142, 277, 554, 737, 781, 1474, 1562, 3047, 4757, 6094, 9514, 18559, 19667, 37118, 39334, 52327, 104654, 204149, 216337, 408298, 432674, 1317689, 2635378, 14494579, 28989158]

約数ペア:

[(1, 28989158), (2, 14494579), (11, 2635378), (22, 1317689), (67, 432674), (71, 408298), (134, 216337), (142, 204149), (277, 104654), (554, 52327), (737, 39334), (781, 37118), (1474, 19667), (1562, 18559), (3047, 9514), (4757, 6094)]