1817961985

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4057}}^1$

素因数の和:4166

約数の個数: 48

約数和(自身を含む): 2664645120

約数和(自身を除く): 846683135

約数列:

[1, 5, 7, 31, 35, 49, 59, 155, 217, 245, 295, 413, 1085, 1519, 1829, 2065, 2891, 4057, 7595, 9145, 12803, 14455, 20285, 28399, 64015, 89621, 125767, 141995, 198793, 239363, 448105, 628835, 880369, 993965, 1196815, 1675541, 4401845, 6162583, 7420253, 8377705, 11728787, 30812915, 37101265, 51941771, 58643935, 259708855, 363592397, 1817961985]

約数ペア:

[(1, 1817961985), (5, 363592397), (7, 259708855), (31, 58643935), (35, 51941771), (49, 37101265), (59, 30812915), (155, 11728787), (217, 8377705), (245, 7420253), (295, 6162583), (413, 4401845), (1085, 1675541), (1519, 1196815), (1829, 993965), (2065, 880369), (2891, 628835), (4057, 448105), (7595, 239363), (9145, 198793), (12803, 141995), (14455, 125767), (20285, 89621), (28399, 64015)]