28089248

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 60782400

約数和(自身を除く): 32693152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 199, 352, 398, 401, 796, 802, 1592, 1604, 2189, 3184, 3208, 4378, 4411, 6368, 6416, 8756, 8822, 12832, 17512, 17644, 35024, 35288, 70048, 70576, 79799, 141152, 159598, 319196, 638392, 877789, 1276784, 1755578, 2553568, 3511156, 7022312, 14044624, 28089248]

約数ペア:

[(1, 28089248), (2, 14044624), (4, 7022312), (8, 3511156), (11, 2553568), (16, 1755578), (22, 1276784), (32, 877789), (44, 638392), (88, 319196), (176, 159598), (199, 141152), (352, 79799), (398, 70576), (401, 70048), (796, 35288), (802, 35024), (1592, 17644), (1604, 17512), (2189, 12832), (3184, 8822), (3208, 8756), (4378, 6416), (4411, 6368)]