397604412

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{581293}}^1$

素因数の和:581322

約数の個数: 36

約数和(自身を含む): 1057955080

約数和(自身を除く): 660350668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 581293, 1162586, 1743879, 2325172, 3487758, 5231637, 6975516, 10463274, 11044567, 20926548, 22089134, 33133701, 44178268, 66267402, 99401103, 132534804, 198802206, 397604412]

約数ペア:

[(1, 397604412), (2, 198802206), (3, 132534804), (4, 99401103), (6, 66267402), (9, 44178268), (12, 33133701), (18, 22089134), (19, 20926548), (36, 11044567), (38, 10463274), (57, 6975516), (76, 5231637), (114, 3487758), (171, 2325172), (228, 1743879), (342, 1162586), (684, 581293)]