258987484

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{196799}}^1$

素因数の和:196857

約数の個数: 24

約数和(自身を含む): 528998400

約数和(自身を除く): 270010916

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 196799, 393598, 787196, 1377593, 2755186, 5510372, 9249553, 18499106, 36998212, 64746871, 129493742, 258987484]

約数ペア:

[(1, 258987484), (2, 129493742), (4, 64746871), (7, 36998212), (14, 18499106), (28, 9249553), (47, 5510372), (94, 2755186), (188, 1377593), (329, 787196), (658, 393598), (1316, 196799)]