80892987

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{653}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 131092992

約数和(自身を除く): 50200005

約数列:

[1, 3, 7, 17, 21, 51, 119, 347, 357, 653, 1041, 1959, 2429, 4571, 5899, 7287, 11101, 13713, 17697, 33303, 41293, 77707, 123879, 226591, 233121, 679773, 1586137, 3852047, 4758411, 11556141, 26964329, 80892987]

約数ペア:

[(1, 80892987), (3, 26964329), (7, 11556141), (17, 4758411), (21, 3852047), (51, 1586137), (119, 679773), (347, 233121), (357, 226591), (653, 123879), (1041, 77707), (1959, 41293), (2429, 33303), (4571, 17697), (5899, 13713), (7287, 11101)]