28186156

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 52367952

約数和(自身を除く): 24181796

約数列:

[1, 2, 4, 37, 43, 74, 86, 103, 148, 172, 206, 412, 1591, 1849, 3182, 3698, 3811, 4429, 6364, 7396, 7622, 8858, 15244, 17716, 68413, 136826, 163873, 190447, 273652, 327746, 380894, 655492, 761788, 7046539, 14093078, 28186156]

約数ペア:

[(1, 28186156), (2, 14093078), (4, 7046539), (37, 761788), (43, 655492), (74, 380894), (86, 327746), (103, 273652), (148, 190447), (172, 163873), (206, 136826), (412, 68413), (1591, 17716), (1849, 15244), (3182, 8858), (3698, 7622), (3811, 7396), (4429, 6364)]