81073692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{321721}}^1$

素因数の和:321738

約数の個数: 36

約数和(自身を含む): 234213616

約数和(自身を除く): 153139924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 321721, 643442, 965163, 1286884, 1930326, 2252047, 2895489, 3860652, 4504094, 5790978, 6756141, 9008188, 11581956, 13512282, 20268423, 27024564, 40536846, 81073692]

約数ペア:

[(1, 81073692), (2, 40536846), (3, 27024564), (4, 20268423), (6, 13512282), (7, 11581956), (9, 9008188), (12, 6756141), (14, 5790978), (18, 4504094), (21, 3860652), (28, 2895489), (36, 2252047), (42, 1930326), (63, 1286884), (84, 965163), (126, 643442), (252, 321721)]