28908033

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5441}}^1$

素因数の和:5485

約数の個数: 32

約数和(自身を含む): 50153472

約数和(自身を除く): 21245439

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 5441, 16323, 38087, 59851, 114261, 125143, 179553, 375429, 418957, 876001, 1256871, 1376573, 2628003, 4129719, 9636011, 28908033]

約数ペア:

[(1, 28908033), (3, 9636011), (7, 4129719), (11, 2628003), (21, 1376573), (23, 1256871), (33, 876001), (69, 418957), (77, 375429), (161, 179553), (231, 125143), (253, 114261), (483, 59851), (759, 38087), (1771, 16323), (5313, 5441)]