131687388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{522569}}^1$

素因数の和:522586

約数の個数: 36

約数和(自身を含む): 380430960

約数和(自身を除く): 248743572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 522569, 1045138, 1567707, 2090276, 3135414, 3657983, 4703121, 6270828, 7315966, 9406242, 10973949, 14631932, 18812484, 21947898, 32921847, 43895796, 65843694, 131687388]

約数ペア:

[(1, 131687388), (2, 65843694), (3, 43895796), (4, 32921847), (6, 21947898), (7, 18812484), (9, 14631932), (12, 10973949), (14, 9406242), (18, 7315966), (21, 6270828), (28, 4703121), (36, 3657983), (42, 3135414), (63, 2090276), (84, 1567707), (126, 1045138), (252, 522569)]