127680274

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1\times {\mathrm{1249}}^1$

素因数の和:1977

約数の個数: 16

約数和(自身を含む): 194400000

約数和(自身を除く): 66719726

約数列:

[1, 2, 79, 158, 647, 1249, 1294, 2498, 51113, 98671, 102226, 197342, 808103, 1616206, 63840137, 127680274]

約数ペア:

[(1, 127680274), (2, 63840137), (79, 1616206), (158, 808103), (647, 197342), (1249, 102226), (1294, 98671), (2498, 51113)]