388279005

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{203821}}^1$

素因数の和:203956

約数の個数: 16

約数和(自身を含む): 626141184

約数和(自身を除く): 237862179

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 203821, 611463, 1019105, 3057315, 25885267, 77655801, 129426335, 388279005]

約数ペア:

[(1, 388279005), (3, 129426335), (5, 77655801), (15, 25885267), (127, 3057315), (381, 1019105), (635, 611463), (1905, 203821)]