81041436

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{321593}}^1$

素因数の和:321610

約数の個数: 36

約数和(自身を含む): 234120432

約数和(自身を除く): 153078996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 321593, 643186, 964779, 1286372, 1929558, 2251151, 2894337, 3859116, 4502302, 5788674, 6753453, 9004604, 11577348, 13506906, 20260359, 27013812, 40520718, 81041436]

約数ペア:

[(1, 81041436), (2, 40520718), (3, 27013812), (4, 20260359), (6, 13506906), (7, 11577348), (9, 9004604), (12, 6753453), (14, 5788674), (18, 4502302), (21, 3859116), (28, 2894337), (36, 2251151), (42, 1929558), (63, 1286372), (84, 964779), (126, 643186), (252, 321593)]