1285427818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{681563}}^1$

素因数の和:681629

約数の個数: 16

約数和(自身を含む): 2061049536

約数和(自身を除く): 775621718

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 681563, 1363126, 15675949, 27944083, 31351898, 55888166, 642713909, 1285427818]

約数ペア:

[(1, 1285427818), (2, 642713909), (23, 55888166), (41, 31351898), (46, 27944083), (82, 15675949), (943, 1363126), (1886, 681563)]