49801983

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 88755840

約数和(自身を除く): 38953857

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 399, 539, 627, 931, 1463, 1617, 1621, 2793, 4389, 4863, 10241, 11347, 17831, 30723, 30799, 34041, 53493, 79429, 92397, 124817, 215593, 238287, 338789, 374451, 646779, 873719, 1016367, 1509151, 2371523, 2621157, 4527453, 7114569, 16600661, 49801983]

約数ペア:

[(1, 49801983), (3, 16600661), (7, 7114569), (11, 4527453), (19, 2621157), (21, 2371523), (33, 1509151), (49, 1016367), (57, 873719), (77, 646779), (133, 374451), (147, 338789), (209, 238287), (231, 215593), (399, 124817), (539, 92397), (627, 79429), (931, 53493), (1463, 34041), (1617, 30799), (1621, 30723), (2793, 17831), (4389, 11347), (4863, 10241)]