81912045

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{15647}}^1$

素因数の和:16004

約数の個数: 16

約数和(自身を含む): 131443200

約数和(自身を除く): 49531155

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 5235, 15647, 46941, 78235, 234705, 5460803, 16382409, 27304015, 81912045]

約数ペア:

[(1, 81912045), (3, 27304015), (5, 16382409), (15, 5460803), (349, 234705), (1047, 78235), (1745, 46941), (5235, 15647)]