1284608

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:224

約数の個数: 40

約数和(自身を含む): 2778468

約数和(自身を除く): 1493860

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 193, 208, 256, 386, 416, 512, 772, 832, 1544, 1664, 2509, 3088, 3328, 5018, 6176, 6656, 10036, 12352, 20072, 24704, 40144, 49408, 80288, 98816, 160576, 321152, 642304, 1284608]

約数ペア:

[(1, 1284608), (2, 642304), (4, 321152), (8, 160576), (13, 98816), (16, 80288), (26, 49408), (32, 40144), (52, 24704), (64, 20072), (104, 12352), (128, 10036), (193, 6656), (208, 6176), (256, 5018), (386, 3328), (416, 3088), (512, 2509), (772, 1664), (832, 1544)]