180855213

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{3449}}^1$

素因数の和:3697

約数の個数: 32

約数和(自身を含む): 302054400

約数和(自身を除く): 121199187

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 681, 1589, 2497, 3449, 4767, 7491, 10347, 17479, 24143, 37939, 52437, 72429, 113817, 265573, 782923, 796719, 2348769, 5480461, 8612153, 16441383, 25836459, 60285071, 180855213]

約数ペア:

[(1, 180855213), (3, 60285071), (7, 25836459), (11, 16441383), (21, 8612153), (33, 5480461), (77, 2348769), (227, 796719), (231, 782923), (681, 265573), (1589, 113817), (2497, 72429), (3449, 52437), (4767, 37939), (7491, 24143), (10347, 17479)]