219345491253

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{3361}}^1\times {\mathrm{3389}}^1$

素因数の和:6898

約数の個数: 48

約数和(自身を含む): 343009529280

約数和(自身を除く): 123664038027

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 3361, 3389, 6419, 10083, 10167, 19257, 23527, 23723, 70581, 71169, 164689, 166061, 440291, 443959, 494067, 498183, 1320873, 1331877, 3082037, 3107713, 9246111, 9323139, 11390429, 21574259, 21753991, 34171287, 64722777, 65261973, 79733003, 239199009, 558131021, 1492146199, 1674393063, 4476438597, 10445023393, 31335070179, 73115163751, 219345491253]

約数ペア:

[(1, 219345491253), (3, 73115163751), (7, 31335070179), (21, 10445023393), (49, 4476438597), (131, 1674393063), (147, 1492146199), (393, 558131021), (917, 239199009), (2751, 79733003), (3361, 65261973), (3389, 64722777), (6419, 34171287), (10083, 21753991), (10167, 21574259), (19257, 11390429), (23527, 9323139), (23723, 9246111), (70581, 3107713), (71169, 3082037), (164689, 1331877), (166061, 1320873), (440291, 498183), (443959, 494067)]