286208

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:74

約数の個数: 40

約数和(自身を含む): 630168

約数和(自身を除く): 343960

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 256, 344, 416, 512, 559, 688, 832, 1118, 1376, 1664, 2236, 2752, 3328, 4472, 5504, 6656, 8944, 11008, 17888, 22016, 35776, 71552, 143104, 286208]

約数ペア:

[(1, 286208), (2, 143104), (4, 71552), (8, 35776), (13, 22016), (16, 17888), (26, 11008), (32, 8944), (43, 6656), (52, 5504), (64, 4472), (86, 3328), (104, 2752), (128, 2236), (172, 1664), (208, 1376), (256, 1118), (344, 832), (416, 688), (512, 559)]