28704004

素因数分解:

$2^2\times 7^2\times {\mathrm{146449}}^1$

素因数の和:146467

約数の個数: 18

約数和(自身を含む): 58433550

約数和(自身を除く): 29729546

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 146449, 292898, 585796, 1025143, 2050286, 4100572, 7176001, 14352002, 28704004]

約数ペア:

[(1, 28704004), (2, 14352002), (4, 7176001), (7, 4100572), (14, 2050286), (28, 1025143), (49, 585796), (98, 292898), (196, 146449)]