28412271

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 42120000

約数和(自身を除く): 13707729

約数列:

[1, 3, 9, 79, 89, 237, 267, 449, 711, 801, 1347, 4041, 7031, 21093, 35471, 39961, 63279, 106413, 119883, 319239, 359649, 3156919, 9470757, 28412271]

約数ペア:

[(1, 28412271), (3, 9470757), (9, 3156919), (79, 359649), (89, 319239), (237, 119883), (267, 106413), (449, 63279), (711, 39961), (801, 35471), (1347, 21093), (4041, 7031)]