27181515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78787}}^1$

素因数の和:78818

約数の個数: 16

約数和(自身を含む): 45381888

約数和(自身を除く): 18200373

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 78787, 236361, 393935, 1181805, 1812101, 5436303, 9060505, 27181515]

約数ペア:

[(1, 27181515), (3, 9060505), (5, 5436303), (15, 1812101), (23, 1181805), (69, 393935), (115, 236361), (345, 78787)]