28578291

素因数分解:

$3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{5059}}^1$

素因数の和:5338

約数の個数: 16

約数和(自身を含む): 43718400

約数和(自身を除く): 15140109

約数列:

[1, 3, 7, 21, 269, 807, 1883, 5059, 5649, 15177, 35413, 106239, 1360871, 4082613, 9526097, 28578291]

約数ペア:

[(1, 28578291), (3, 9526097), (7, 4082613), (21, 1360871), (269, 106239), (807, 35413), (1883, 15177), (5059, 5649)]