139354368

素因数分解:

$2^8\times 3^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 372629376

約数和(自身を除く): 233275008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 421, 431, 768, 842, 862, 1263, 1293, 1684, 1724, 2526, 2586, 3368, 3448, 5052, 5172, 6736, 6896, 10104, 10344, 13472, 13792, 20208, 20688, 26944, 27584, 40416, 41376, 53888, 55168, 80832, 82752, 107776, 110336, 161664, 165504, 181451, 323328, 331008, 362902, 544353, 725804, 1088706, 1451608, 2177412, 2903216, 4354824, 5806432, 8709648, 11612864, 17419296, 23225728, 34838592, 46451456, 69677184, 139354368]

約数ペア:

[(1, 139354368), (2, 69677184), (3, 46451456), (4, 34838592), (6, 23225728), (8, 17419296), (12, 11612864), (16, 8709648), (24, 5806432), (32, 4354824), (48, 2903216), (64, 2177412), (96, 1451608), (128, 1088706), (192, 725804), (256, 544353), (384, 362902), (421, 331008), (431, 323328), (768, 181451), (842, 165504), (862, 161664), (1263, 110336), (1293, 107776), (1684, 82752), (1724, 80832), (2526, 55168), (2586, 53888), (3368, 41376), (3448, 40416), (5052, 27584), (5172, 26944), (6736, 20688), (6896, 20208), (10104, 13792), (10344, 13472)]