1888571871

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{2239}}^1$

素因数の和:2448

約数の個数: 48

約数和(自身を含む): 2987712000

約数和(自身を除く): 1099140129

約数列:

[1, 3, 9, 17, 37, 51, 111, 149, 153, 333, 447, 629, 1341, 1887, 2239, 2533, 5513, 5661, 6717, 7599, 16539, 20151, 22797, 38063, 49617, 82843, 93721, 114189, 248529, 281163, 333611, 342567, 745587, 843489, 1000833, 1408331, 3002499, 4224993, 5671387, 12343607, 12674979, 17014161, 37030821, 51042483, 111092463, 209841319, 629523957, 1888571871]

約数ペア:

[(1, 1888571871), (3, 629523957), (9, 209841319), (17, 111092463), (37, 51042483), (51, 37030821), (111, 17014161), (149, 12674979), (153, 12343607), (333, 5671387), (447, 4224993), (629, 3002499), (1341, 1408331), (1887, 1000833), (2239, 843489), (2533, 745587), (5513, 342567), (5661, 333611), (6717, 281163), (7599, 248529), (16539, 114189), (20151, 93721), (22797, 82843), (38063, 49617)]