212926749

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14423}}^1$

素因数の和:14489

約数の個数: 32

約数和(自身を含む): 350791680

約数和(自身を除く): 137864931

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 14423, 14763, 43269, 100961, 274037, 302883, 533651, 822111, 1600953, 1918259, 3735557, 5754777, 10139369, 11206671, 30418107, 70975583, 212926749]

約数ペア:

[(1, 212926749), (3, 70975583), (7, 30418107), (19, 11206671), (21, 10139369), (37, 5754777), (57, 3735557), (111, 1918259), (133, 1600953), (259, 822111), (399, 533651), (703, 302883), (777, 274037), (2109, 100961), (4921, 43269), (14423, 14763)]