128790488

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{435103}}^1$

素因数の和:435146

約数の個数: 16

約数和(自身を含む): 248009280

約数和(自身を除く): 119218792

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 435103, 870206, 1740412, 3480824, 16098811, 32197622, 64395244, 128790488]

約数ペア:

[(1, 128790488), (2, 64395244), (4, 32197622), (8, 16098811), (37, 3480824), (74, 1740412), (148, 870206), (296, 435103)]