127729077

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2039}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 206284800

約数和(自身を除く): 78555723

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2039, 2983, 3297, 6117, 8949, 14273, 20881, 38741, 42819, 62643, 116223, 271187, 320123, 813561, 960369, 2240861, 6082337, 6722583, 18247011, 42576359, 127729077]

約数ペア:

[(1, 127729077), (3, 42576359), (7, 18247011), (19, 6722583), (21, 6082337), (57, 2240861), (133, 960369), (157, 813561), (399, 320123), (471, 271187), (1099, 116223), (2039, 62643), (2983, 42819), (3297, 38741), (6117, 20881), (8949, 14273)]