219842478

素因数分解:

$2^1\times 3^3\times {\mathrm{4071157}}^1$

素因数の和:4071168

約数の個数: 16

約数和(自身を含む): 488538960

約数和(自身を除く): 268696482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4071157, 8142314, 12213471, 24426942, 36640413, 73280826, 109921239, 219842478]

約数ペア:

[(1, 219842478), (2, 109921239), (3, 73280826), (6, 36640413), (9, 24426942), (18, 12213471), (27, 8142314), (54, 4071157)]