81180414

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{214763}}^1$

素因数の和:214781

約数の個数: 32

約数和(自身を含む): 206173440

約数和(自身を除く): 124993026

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 214763, 429526, 644289, 1288578, 1503341, 1932867, 3006682, 3865734, 4510023, 5798601, 9020046, 11597202, 13530069, 27060138, 40590207, 81180414]

約数ペア:

[(1, 81180414), (2, 40590207), (3, 27060138), (6, 13530069), (7, 11597202), (9, 9020046), (14, 5798601), (18, 4510023), (21, 3865734), (27, 3006682), (42, 1932867), (54, 1503341), (63, 1288578), (126, 644289), (189, 429526), (378, 214763)]