28990902

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 60768000

約数和(自身を除く): 31777098

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 421, 499, 842, 998, 1263, 1497, 2526, 2994, 9683, 11477, 19366, 22954, 29049, 34431, 58098, 68862, 210079, 420158, 630237, 1260474, 4831817, 9663634, 14495451, 28990902]

約数ペア:

[(1, 28990902), (2, 14495451), (3, 9663634), (6, 4831817), (23, 1260474), (46, 630237), (69, 420158), (138, 210079), (421, 68862), (499, 58098), (842, 34431), (998, 29049), (1263, 22954), (1497, 19366), (2526, 11477), (2994, 9683)]