28730163

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{449}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 48038400

約数和(自身を除く): 19308237

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 277, 449, 831, 1347, 1939, 3047, 3143, 4939, 5817, 9141, 9429, 14817, 21329, 34573, 63987, 103719, 124373, 373119, 870611, 1368103, 2611833, 4104309, 9576721, 28730163]

約数ペア:

[(1, 28730163), (3, 9576721), (7, 4104309), (11, 2611833), (21, 1368103), (33, 870611), (77, 373119), (231, 124373), (277, 103719), (449, 63987), (831, 34573), (1347, 21329), (1939, 14817), (3047, 9429), (3143, 9141), (4939, 5817)]