28913949

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{2129}}^1$

素因数の和:2641

約数の個数: 16

約数和(自身を含む): 42940800

約数和(自身を除く): 14026851

約数列:

[1, 3, 9, 27, 503, 1509, 2129, 4527, 6387, 13581, 19161, 57483, 1070887, 3212661, 9637983, 28913949]

約数ペア:

[(1, 28913949), (3, 9637983), (9, 3212661), (27, 1070887), (503, 57483), (1509, 19161), (2129, 13581), (4527, 6387)]