28135310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 59860944

約数和(自身を除く): 31725634

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 335, 469, 490, 670, 857, 938, 1714, 2345, 3283, 4285, 4690, 5999, 6566, 8570, 11998, 16415, 29995, 32830, 41993, 57419, 59990, 83986, 114838, 209965, 287095, 401933, 419930, 574190, 803866, 2009665, 2813531, 4019330, 5627062, 14067655, 28135310]

約数ペア:

[(1, 28135310), (2, 14067655), (5, 5627062), (7, 4019330), (10, 2813531), (14, 2009665), (35, 803866), (49, 574190), (67, 419930), (70, 401933), (98, 287095), (134, 209965), (245, 114838), (335, 83986), (469, 59990), (490, 57419), (670, 41993), (857, 32830), (938, 29995), (1714, 16415), (2345, 11998), (3283, 8570), (4285, 6566), (4690, 5999)]