1309666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 16

約数和(自身を含む): 2083968

約数和(自身を除く): 774302

約数列:

[1, 2, 23, 46, 71, 142, 401, 802, 1633, 3266, 9223, 18446, 28471, 56942, 654833, 1309666]

約数ペア:

[(1, 1309666), (2, 654833), (23, 56942), (46, 28471), (71, 18446), (142, 9223), (401, 3266), (802, 1633)]