61901259

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 103968000

約数和(自身を除く): 42066741

約数列:

[1, 3, 7, 19, 21, 37, 49, 57, 111, 133, 147, 259, 399, 599, 703, 777, 931, 1797, 1813, 2109, 2793, 4193, 4921, 5439, 11381, 12579, 14763, 22163, 29351, 34143, 34447, 66489, 79667, 88053, 103341, 155141, 239001, 421097, 465423, 557669, 1085987, 1263291, 1673007, 2947679, 3257961, 8843037, 20633753, 61901259]

約数ペア:

[(1, 61901259), (3, 20633753), (7, 8843037), (19, 3257961), (21, 2947679), (37, 1673007), (49, 1263291), (57, 1085987), (111, 557669), (133, 465423), (147, 421097), (259, 239001), (399, 155141), (599, 103341), (703, 88053), (777, 79667), (931, 66489), (1797, 34447), (1813, 34143), (2109, 29351), (2793, 22163), (4193, 14763), (4921, 12579), (5439, 11381)]