8941989

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 14586880

約数和(自身を除く): 5644891

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 307, 399, 511, 921, 1387, 1533, 2149, 4161, 5833, 6447, 9709, 17499, 22411, 29127, 40831, 67233, 122493, 156877, 425809, 470631, 1277427, 2980663, 8941989]

約数ペア:

[(1, 8941989), (3, 2980663), (7, 1277427), (19, 470631), (21, 425809), (57, 156877), (73, 122493), (133, 67233), (219, 40831), (307, 29127), (399, 22411), (511, 17499), (921, 9709), (1387, 6447), (1533, 5833), (2149, 4161)]