186665997

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{69991}}^1$

素因数の和:70128

約数の個数: 16

約数和(自身を含む): 286687232

約数和(自身を除く): 100021235

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 69991, 209973, 489937, 1469811, 8888857, 26666571, 62221999, 186665997]

約数ペア:

[(1, 186665997), (3, 62221999), (7, 26666571), (21, 8888857), (127, 1469811), (381, 489937), (889, 209973), (2667, 69991)]