1861470268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2144551}}^1$

素因数の和:2144593

約数の個数: 24

約数和(自身を含む): 3843037184

約数和(自身を除く): 1981566916

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 2144551, 4289102, 8578204, 15011857, 30023714, 60047428, 66481081, 132962162, 265924324, 465367567, 930735134, 1861470268]

約数ペア:

[(1, 1861470268), (2, 930735134), (4, 465367567), (7, 265924324), (14, 132962162), (28, 66481081), (31, 60047428), (62, 30023714), (124, 15011857), (217, 8578204), (434, 4289102), (868, 2144551)]