127939214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{35401}}^1$

素因数の和:35555

約数の個数: 16

約数和(自身を含む): 208163760

約数和(自身を除く): 80224546

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 35401, 70802, 460213, 920426, 4920739, 9841478, 63969607, 127939214]

約数ペア:

[(1, 127939214), (2, 63969607), (13, 9841478), (26, 4920739), (139, 920426), (278, 460213), (1807, 70802), (3614, 35401)]