3847419

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 5870592

約数和(自身を除く): 2023173

約数列:

[1, 3, 9, 27, 71, 81, 213, 223, 243, 639, 669, 1917, 2007, 5751, 6021, 15833, 17253, 18063, 47499, 54189, 142497, 427491, 1282473, 3847419]

約数ペア:

[(1, 3847419), (3, 1282473), (9, 427491), (27, 142497), (71, 54189), (81, 47499), (213, 18063), (223, 17253), (243, 15833), (639, 6021), (669, 5751), (1917, 2007)]