81003916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3541}}^1$

素因数の和:3614

約数の個数: 48

約数和(自身を含む): 174549760

約数和(自身を除く): 93545844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 3541, 5719, 7082, 11438, 14164, 22876, 24787, 49574, 67279, 99148, 134558, 152263, 269116, 304526, 470953, 609052, 941906, 1065841, 1883812, 2131682, 2892997, 4263364, 5785994, 11571988, 20250979, 40501958, 81003916]

約数ペア:

[(1, 81003916), (2, 40501958), (4, 20250979), (7, 11571988), (14, 5785994), (19, 4263364), (28, 2892997), (38, 2131682), (43, 1883812), (76, 1065841), (86, 941906), (133, 609052), (172, 470953), (266, 304526), (301, 269116), (532, 152263), (602, 134558), (817, 99148), (1204, 67279), (1634, 49574), (3268, 24787), (3541, 22876), (5719, 14164), (7082, 11438)]