28768831

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 37952880

約数和(自身を除く): 9184049

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 2377, 12103, 16639, 30901, 45163, 116473, 216307, 316141, 587119, 1514149, 2212987, 4109833, 28768831]

約数ペア:

[(1, 28768831), (7, 4109833), (13, 2212987), (19, 1514149), (49, 587119), (91, 316141), (133, 216307), (247, 116473), (637, 45163), (931, 30901), (1729, 16639), (2377, 12103)]